CVE-2019-18808
published 2019-11-07CVE-2019-18808: A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service…
PriorityP416medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.33%
24.6th percentile
A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-128c66429247.
Affected
52 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | linux | < linux 5.14.12-1 (bookworm) | linux 5.14.12-1 (bookworm) |
| debian | linux | < linux 5.5.13-1 (bookworm) | linux 5.5.13-1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| linux | linux_kernel | < 5.15 | 5.15 |
| linux | linux_kernel | <= 5.3.9 | — |
| linux | linux_kernel | <= 5.14.20 | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 5.10.84-1 | 5.10.84-1 |
| linux | linux_kernel | >= 0 < 5.5.13-1 | 5.5.13-1 |
| linux | linux_kernel | >= 0 < 5.14.12-1 | 5.14.12-1 |
| linux | linux_kernel | >= 0 < 5.5.13-1 | 5.5.13-1 |
| linux | linux_kernel | >= 0 < 5.14.12-1 | 5.14.12-1 |
| linux | linux_kernel | >= 0 < 5.5.13-1 | 5.5.13-1 |
| linux | linux_kernel | >= 0 < 5.14.12-1 | 5.14.12-1 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
nvdv2.02.1LOWAV:L/AC:L/Au:N/C:N/I:N/A:P
osv5.5MEDIUM
vendor_debian5.5LOW
vendor_msrc5.5MEDIUM
vendor_redhat5.5MEDIUM
vendor_ubuntu5.5MEDIUM
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OSV
CVE-2021-3764: A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service
osv·2022-08-23·CVSS 5.5
CVE-2021-3764 [MEDIUM] CVE-2021-3764: A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service
A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.
GHSA
GHSA-c269-fcrm-h58r: A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops
ghsa_unreviewed·2022-05-24
CVE-2019-18808 [MEDIUM] CWE-401 GHSA-c269-fcrm-h58r: A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops
A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-128c66429247.
OSV
CVE-2021-3744: A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops
osv·2022-03-04·CVSS 5.5
CVE-2021-3744 [MEDIUM] CVE-2021-3744: A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops
A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c, which allows attackers to cause a denial of service (memory consumption). This vulnerability is similar with the older CVE-2019-18808.
OSV
linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities
osv·2020-09-24·CVSS 5.5
CVE-2019-18808 [MEDIUM] linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities
linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities
It was discovered that the AMD Cryptographic Coprocessor device driver in
the Linux kernel did not properly deallocate memory in some situations. A
local attacker could use this to cause a denial of service (memory
exhaustion). (CVE-2019-18808)
It was discovered that the Conexant 23885 TV card device driver for the
Linux kernel did not properly deallocate memory in some error conditions. A
local attacker could use this to cause a denial of service (memory
exhaustion). (CVE-2019-19054)
It was discovered that the VFIO PCI driver in the Linux kernel did not
properly handle attempts to access disabled
OSV
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities
osv·2020-09-23·CVSS 5.5
CVE-2019-18808 [MEDIUM] linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities
It was discovered that the AMD Cryptographic Coprocessor device driver in
the Linux kernel did not properly deallocate memory in some situations. A
local attacker could use this to cause a denial of service (memory
exhaustion). (CVE-2019-18808)
It was discovered that the Conexant 23885 TV card device driver for the
Linux kernel did not properly deallocate memory in some error conditions. A
local attacker could use this to cause a denial of service (memory
exhaustion). (CVE-2019-19054)
It was discovered that the ADIS16400 IIO IMU Driver for the Linux kernel
did not properly deallocate memor
OSV
CVE-2019-18808: A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops
osv·2019-11-07·CVSS 5.5
CVE-2019-18808 [MEDIUM] CVE-2019-18808: A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops
A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-128c66429247.
Microsoft
A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The hi
vendor_msrc·2022-08-09·CVSS 5.5
CVE-2021-3764 [MEDIUM] CWE-401 A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The hi
A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.
FAQ: Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability?
One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the most recent and most secure versions of the open source libraries with which the distro is composed. Microsoft is committed to transparency in this work which is why we began publishing CSAF/VEX in October 2025. See this blog post for more information. If
Microsoft
A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c which allows attackers to cause a denial of service (memory consumption). This vu
vendor_msrc·2022-03-08·CVSS 5.5
CVE-2021-3744 [MEDIUM] CWE-401 A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c which allows attackers to cause a denial of service (memory consumption). This vu
A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c which allows attackers to cause a denial of service (memory consumption). This vulnerability is similar with the older CVE-2019-18808.
FAQ: Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability?
One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the most recent and most secure versions of the open source libraries with which the distro is composed. Microsoft is committed to transparency in this work which is why we began publishing CSAF/VEX in October 2025. See this blog post for more information. If impact to
Red Hat
kernel: DoS in ccp_run_aes_gcm_cmd() function
vendor_redhat·2021-08-20·CVSS 5.5
CVE-2021-3764 [MEDIUM] CWE-401 kernel: DoS in ccp_run_aes_gcm_cmd() function
kernel: DoS in ccp_run_aes_gcm_cmd() function
A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.
A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.
Mitigation: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installati
Red Hat
kernel: crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd()
vendor_redhat·2021-08-20·CVSS 5.5
CVE-2021-3744 [MEDIUM] CWE-401 kernel: crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd()
kernel: crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd()
A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c, which allows attackers to cause a denial of service (memory consumption). This vulnerability is similar with the older CVE-2019-18808.
A flaw was found in the Linux kernel. A memory leak in the ccp-ops crypto driver can allow attackers to cause a denial of service. This vulnerability is similar with the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.
Mitigation: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread i
Debian
CVE-2021-3744: linux - A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() fu...
vendor_debian·2021·CVSS 5.5
CVE-2021-3744 [MEDIUM] CVE-2021-3744: linux - A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() fu...
A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c, which allows attackers to cause a denial of service (memory consumption). This vulnerability is similar with the older CVE-2019-18808.
Scope: local
bookworm: resolved (fixed in 5.14.12-1)
bullseye: resolved (fixed in 5.10.84-1)
forky: resolved (fixed in 5.14.12-1)
sid: resolved (fixed in 5.14.12-1)
trixie: resolved (fixed in 5.14.12-1)
Debian
CVE-2021-3764: linux - A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() functio...
vendor_debian·2021·CVSS 5.5
CVE-2021-3764 [MEDIUM] CVE-2021-3764: linux - A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() functio...
A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.
Scope: local
bookworm: resolved (fixed in 5.14.12-1)
bullseye: resolved (fixed in 5.10.84-1)
forky: resolved (fixed in 5.14.12-1)
sid: resolved (fixed in 5.14.12-1)
trixie: resolved (fixed in 5.14.12-1)
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2020-09-24·CVSS 5.5
CVE-2019-18808 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that the AMD Cryptographic Coprocessor device driver in
the Linux kernel did not properly deallocate memory in some situations. A
local attacker could use this to cause a denial of service (memory
exhaustion). (CVE-2019-18808)
It was discovered that the Conexant 23885 TV card device driver for the
Linux kernel did not properly deallocate memory in some error conditions. A
local attacker could use this to cause a denial of service (memory
exhaustion). (CVE-2019-19054)
It was discovered that the VFIO PCI driver in the Linux kernel did not
properly handle attempts to access disabled memory spaces. A local attacker
could use this to cause a denial of service (system crash)
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2020-09-23·CVSS 5.5
CVE-2019-18808 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that the AMD Cryptographic Coprocessor device driver in
the Linux kernel did not properly deallocate memory in some situations. A
local attacker could use this to cause a denial of service (memory
exhaustion). (CVE-2019-18808)
It was discovered that the Conexant 23885 TV card device driver for the
Linux kernel did not properly deallocate memory in some error conditions. A
local attacker could use this to cause a denial of service (memory
exhaustion). (CVE-2019-19054)
It was discovered that the ADIS16400 IIO IMU Driver for the Linux kernel
did not properly deallocate memory in certain error conditions. A local
attacker could use this to cause a denial of service (memory
Red Hat
kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c
vendor_redhat·2019-11-18·CVSS 5.5
CVE-2019-18808 [MEDIUM] CWE-400 kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c
kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c
A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-128c66429247.
A flaw was found in the AMD Cryptographic Co-processor driver in the Linux kernel. An attacker, able to send invalid SHA type commands, could cause the system to crash. The highest threat from this vulnerability is to system availability.
Statement: This issue is rated as having Moderate impact because it affects only specific hardware enabled systems.
Mitigation: In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instru
Debian
CVE-2019-18808: linux - A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c ...
vendor_debian·2019·CVSS 5.5
CVE-2019-18808 [MEDIUM] CVE-2019-18808: linux - A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c ...
A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-128c66429247.
Scope: local
bookworm: resolved (fixed in 5.5.13-1)
bullseye: resolved (fixed in 5.5.13-1)
forky: resolved (fixed in 5.5.13-1)
sid: resolved (fixed in 5.5.13-1)
trixie: resolved (fixed in 5.5.13-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2019-18808 kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c [fedora-all]
bugzilla·2019-11-27·CVSS 5.5
CVE-2019-18808 [MEDIUM] CVE-2019-18808 kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c [fedora-all]
CVE-2019-18808 kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue aff
Bugzilla
CVE-2019-18808 kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c
bugzilla·2019-11-27·CVSS 5.5
CVE-2019-18808 [MEDIUM] CVE-2019-18808 kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c
CVE-2019-18808 kernel: memory leak in ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c
A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel allows attackers to cause a denial of service (memory consumption)
Reference:
https://github.com/torvalds/linux/commit/128c66429247add5128c03dc1e144ca56f05a4e2
Discussion:
Created kernel tracking bugs for this issue:
Affects: fedora-all [bug 1777421]
---
Statement:
This issue is rated as having Moderate impact because it affects only specific hardware enabled systems.
---
Mitigation:
In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to:
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlhttp://www.openwall.com/lists/oss-security/2021/09/14/1https://github.com/torvalds/linux/commit/128c66429247add5128c03dc1e144ca56f05a4e2https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/https://security.netapp.com/advisory/ntap-20191205-0001/https://usn.ubuntu.com/4525-1/https://usn.ubuntu.com/4526-1/http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlhttp://www.openwall.com/lists/oss-security/2021/09/14/1https://github.com/torvalds/linux/commit/128c66429247add5128c03dc1e144ca56f05a4e2https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/https://security.netapp.com/advisory/ntap-20191205-0001/https://usn.ubuntu.com/4525-1/https://usn.ubuntu.com/4526-1/
2019-11-07
Published