CVE-2019-14586
published 2020-11-23CVE-2019-14586: Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of…
PriorityP337high8CVSS 3.1
AVAACLPRLUINSUCHIHAH
EPSS
0.73%
50.1th percentile
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access.
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | edk2 | < edk2 0~20200229.4c0f6e34-1 (bookworm) | edk2 0~20200229.4c0f6e34-1 (bookworm) |
| tianocore | edk2 | >= 0 < 0~20200229.4c0f6e34-1 | 0~20200229.4c0f6e34-1 |
| tianocore | edk2 | >= 0 < 0~20200229.4c0f6e34-1 | 0~20200229.4c0f6e34-1 |
| tianocore | edk2 | >= 0 < 0~20200229.4c0f6e34-1 | 0~20200229.4c0f6e34-1 |
| tianocore | edk2 | >= 0 < 0~20200229.4c0f6e34-1 | 0~20200229.4c0f6e34-1 |
| tianocore | edk2 | >= 0 < 0~20160408.ffea0a2c-2ubuntu0.1 | 0~20160408.ffea0a2c-2ubuntu0.1 |
| tianocore | edk2 | >= 0 < 0~20180205.c0d9813c-2ubuntu0.2 | 0~20180205.c0d9813c-2ubuntu0.2 |
CVSS provenance
nvdv3.18.0HIGHCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.05.2MEDIUMAV:A/AC:L/Au:S/C:P/I:P/A:P
osv9.1CRITICAL
vendor_ubuntu9.1CRITICAL
vendor_debian8.0HIGH
vendor_redhat8.0HIGH
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GHSA
GHSA-ph92-fm2f-7w7p: Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or de
ghsa_unreviewed·2022-05-24
CVE-2019-14586 [HIGH] CWE-416 GHSA-ph92-fm2f-7w7p: Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or de
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access.
OSV
CVE-2019-14586: Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or de
osv·2020-11-23·CVSS 8.0
CVE-2019-14586 [HIGH] CVE-2019-14586: Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or de
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access.
OSV
edk2 vulnerabilities
osv·2020-04-30·CVSS 9.1
CVE-2018-12178 [CRITICAL] edk2 vulnerabilities
edk2 vulnerabilities
A buffer overflow was discovered in the network stack. An unprivileged user
could potentially enable escalation of privilege and/or denial of service.
This issue was already fixed in a previous release for 18.04 LTS and 19.10.
(CVE-2018-12178)
A buffer overflow was discovered in BlockIo service. An unauthenticated user
could potentially enable escalation of privilege, information disclosure and/or
denial of service. This issue was already fixed in a previous release for 18.04
LTS and 19.10. (CVE-2018-12180)
A stack overflow was discovered in bmp. An unprivileged user
could potentially enable denial of service or elevation of privilege via
local access. This issue was already fixed in a previous release for 18.04
LTS and 19.10. (CVE-2018-12181)
It was discovered tha
Ubuntu
EDK II vulnerabilities
vendor_ubuntu·2020-04-30·CVSS 9.1
CVE-2018-12178 [CRITICAL] EDK II vulnerabilities
Title: EDK II vulnerabilities
Summary: Several security issues were fixed in edk2.
A buffer overflow was discovered in the network stack. An unprivileged user
could potentially enable escalation of privilege and/or denial of service.
This issue was already fixed in a previous release for 18.04 LTS and 19.10.
(CVE-2018-12178)
A buffer overflow was discovered in BlockIo service. An unauthenticated user
could potentially enable escalation of privilege, information disclosure and/or
denial of service. This issue was already fixed in a previous release for 18.04
LTS and 19.10. (CVE-2018-12180)
A stack overflow was discovered in bmp. An unprivileged user
could potentially enable denial of service or elevation of privilege via
local access. This issue was already fixed in a previous release f
Red Hat
edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime
vendor_redhat·2020-02-16·CVSS 8.0
CVE-2019-14586 [HIGH] CWE-416 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime
edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access.
Package: ovmf (Red Hat Enterprise Linux 7) - Not affected
Package: edk2 (Red Hat Enterprise Linux 8) - Not affected
Debian
CVE-2019-14586: edk2 - Use after free vulnerability in EDK II may allow an authenticated user to potent...
vendor_debian·2019·CVSS 8.0
CVE-2019-14586 [HIGH] CVE-2019-14586: edk2 - Use after free vulnerability in EDK II may allow an authenticated user to potent...
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access.
Scope: local
bookworm: resolved (fixed in 0~20200229.4c0f6e34-1)
bullseye: resolved (fixed in 0~20200229.4c0f6e34-1)
forky: resolved (fixed in 0~20200229.4c0f6e34-1)
sid: resolved (fixed in 0~20200229.4c0f6e34-1)
trixie: resolved (fixed in 0~20200229.4c0f6e34-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime [epel-all]
bugzilla·2020-05-08·CVSS 8.0
CVE-2019-14586 [HIGH] CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime [epel-all]
CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime [epel-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 epel-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
Bugzilla
CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime [fedora-all]
bugzilla·2020-05-08·CVSS 8.0
CVE-2019-14586 [HIGH] CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime [fedora-all]
CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime [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
Bugzilla
CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime
bugzilla·2020-05-08·CVSS 8.0
CVE-2019-14586 [HIGH] CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime
CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime
A potential use-after-free bug was discovered in edk2. The original configuration runtime memory is freed, but it is still exposed to the OS runtime.
Reference:
https://bugzilla.tianocore.org/show_bug.cgi?id=1995
Upstream commit:
https://github.com/tianocore/edk2/commit/c32be82e99ef272e7fa742c2f06ff9a4c3756613
Discussion:
Created edk2 tracking bugs for this issue:
Affects: epel-all [bug 1833342]
Affects: fedora-all [bug 1833341]
---
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):
https://access.redhat.com/security/cve/cve-2019-14586
2020-11-23
Published