CVE-2015-8963
published 2016-11-16CVE-2015-8963: Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (use-after-free) by…
PriorityP429high7CVSS 3.1
AVLACHPRNUIRSUCHIHAH
EPSS
1.43%
70.4th percentile
Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect handling of an swevent data structure during a CPU unplug operation.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 4.4.2-1 (bookworm) | linux 4.4.2-1 (bookworm) |
| android | — | — | |
| linux | linux_kernel | < 3.2.85 | 3.2.85 |
| linux | linux_kernel | >= 0 < 4.4.2-1 | 4.4.2-1 |
| linux | linux_kernel | >= 0 < 4.4.2-1 | 4.4.2-1 |
| linux | linux_kernel | >= 0 < 4.4.2-1 | 4.4.2-1 |
| linux | linux_kernel | >= 0 < 4.4.2-1 | 4.4.2-1 |
| linux | linux_kernel | >= 0 < 3.13.0-125.174 | 3.13.0-125.174 |
| linux | linux_kernel | >= 3.17 < 3.18.54 | 3.18.54 |
| linux | linux_kernel | >= 3.19 < 4.4 | 4.4 |
| linux | linux_kernel | >= 3.3 < 3.16.40 | 3.16.40 |
CVSS provenance
nvdv3.17.0HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.07.6HIGHAV:N/AC:H/Au:N/C:C/I:C/A:C
osv7.0HIGH
vendor_debian7.0HIGH
vendor_redhat7.0HIGH
vendor_ubuntu5.5MEDIUM
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GHSA
GHSA-m878-6q5c-p7qv: Race condition in kernel/events/core
ghsa_unreviewed·2022-05-17
CVE-2015-8963 [HIGH] CWE-362 GHSA-m878-6q5c-p7qv: Race condition in kernel/events/core
Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect handling of an swevent data structure during a CPU unplug operation.
OSV
linux vulnerabilities
osv·2017-07-21·CVSS 5.5
CVE-2014-9900 [MEDIUM] linux vulnerabilities
linux vulnerabilities
It was discovered that the Linux kernel did not properly initialize a Wake-
on-Lan data structure. A local attacker could use this to expose sensitive
information (kernel memory). (CVE-2014-9900)
It was discovered that the Linux kernel did not properly restrict access to
/proc/iomem. A local attacker could use this to expose sensitive
information. (CVE-2015-8944)
It was discovered that a use-after-free vulnerability existed in the
performance events and counters subsystem of the Linux kernel for ARM64. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2015-8955)
It was discovered that the SCSI generic (sg) driver in the Linux kernel
contained a double-free vulnerability. A local attacker could use
OSV
CVE-2015-8963: Race condition in kernel/events/core
osv·2016-11-16·CVSS 7.0
CVE-2015-8963 [HIGH] CVE-2015-8963: Race condition in kernel/events/core
Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect handling of an swevent data structure during a CPU unplug operation.
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2017-07-21·CVSS 5.5
CVE-2014-9900 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that the Linux kernel did not properly initialize a Wake-
on-Lan data structure. A local attacker could use this to expose sensitive
information (kernel memory). (CVE-2014-9900)
It was discovered that the Linux kernel did not properly restrict access to
/proc/iomem. A local attacker could use this to expose sensitive
information. (CVE-2015-8944)
It was discovered that a use-after-free vulnerability existed in the
performance events and counters subsystem of the Linux kernel for ARM64. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2015-8955)
It was discovered that the SCSI generic (sg) driver in the
Ubuntu
Linux kernel (Trusty HWE) vulnerabilities
vendor_ubuntu·2017-07-21·CVSS 5.5
CVE-2014-9900 [MEDIUM] Linux kernel (Trusty HWE) vulnerabilities
Title: Linux kernel (Trusty HWE) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
USN-3360-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04
LTS. This update provides the corresponding updates for the Linux
Hardware Enablement (HWE) kernel from Ubuntu 14.04 LTS for Ubuntu
12.04 ESM.
It was discovered that the Linux kernel did not properly initialize a Wake-
on-Lan data structure. A local attacker could use this to expose sensitive
information (kernel memory). (CVE-2014-9900)
It was discovered that the Linux kernel did not properly restrict access to
/proc/iomem. A local attacker could use this to expose sensitive
information. (CVE-2015-8944)
It was discovered that a use-after-free vulnerability existed in the
performance events and counters s
Android
CVE-2015-8963: Android Security Bulletin 2016-11-01
CVE: CVE-2015-8963
Severity: HIGH
References: A-30952077
Upstream
kernel
vendor_android·2016-11-01·CVSS 7.0
CVE-2015-8963 [HIGH] CVE-2015-8963: Android Security Bulletin 2016-11-01
CVE: CVE-2015-8963
Severity: HIGH
References: A-30952077
Upstream
kernel
Android Security Bulletin 2016-11-01
CVE: CVE-2015-8963
Severity: HIGH
References: A-30952077
Upstream
kernel
Red Hat
kernel: Race condition on CPU unplug leading to use-after-free
vendor_redhat·2016-01-06·CVSS 7.0
CVE-2015-8963 [HIGH] CWE-416 kernel: Race condition on CPU unplug leading to use-after-free
kernel: Race condition on CPU unplug leading to use-after-free
Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect handling of an swevent data structure during a CPU unplug operation.
Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service via use-after-free vulnerability by leveraging incorrect handling of an swevent data structure during a CPU unplug operation.
Statement: This issue affects the Linux kernel shipping with Red Hat Enterprise Linux 6. Future updates for the respective releases may address the issue.
This issue does not not affect Red Hat Enterprise Linux 5, 7, MRG-2 k
Debian
CVE-2015-8963: linux - Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows loc...
vendor_debian·2015·CVSS 7.0
CVE-2015-8963 [HIGH] CVE-2015-8963: linux - Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows loc...
Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect handling of an swevent data structure during a CPU unplug operation.
Scope: local
bookworm: resolved (fixed in 4.4.2-1)
bullseye: resolved (fixed in 4.4.2-1)
forky: resolved (fixed in 4.4.2-1)
sid: resolved (fixed in 4.4.2-1)
trixie: resolved (fixed in 4.4.2-1)
No detection rules found.
No public exploits indexed.
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12ca6ad2e3a896256f086497a7c7406a547ee373http://source.android.com/security/bulletin/2016-11-01.htmlhttp://www.securityfocus.com/bid/94207https://github.com/torvalds/linux/commit/12ca6ad2e3a896256f086497a7c7406a547ee373http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12ca6ad2e3a896256f086497a7c7406a547ee373http://source.android.com/security/bulletin/2016-11-01.htmlhttp://www.securityfocus.com/bid/94207https://github.com/torvalds/linux/commit/12ca6ad2e3a896256f086497a7c7406a547ee373
2016-11-16
Published