Design/Logic Flaw

It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free...

CVE-2022-2585

It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free...

CVE-2022-2585

CVE-2022-2585 is a Linux kernel use-after-free vulnerability in POSIX CPU timers when exec() occurs from a non-leader thread. The issue stems from armed timers left on a list but freed, enabling local privilege escalation. Public advisories (e.g., AlmaLinux/ALAS and Debian bulletins) confirm the ...

CVE-2022-2585

It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free...

CVE-2022-2585

It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free...

PT-2026-47786

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in AppArmor regarding the handling of resource limits rlimit for POSIX CPU timers. POSIX CPU timers require an additional step beyond the standard setting of the rlimit t...

SUSE CVE-2006-2445

Race condition in runposixcputimers in Linux kernel before 2.6.16.21 allows local users to cause a denial of service BUGON crash by causing one CPU to attach a timer to a process that is exiting...

kernel: posix-cpu-timers: Cleanup CPU timers before freeing them during exec

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Cleanup CPU timers before freeing them during exec Commit 55e8c8eb2c7b "posix-cpu-timers: Store a reference to a pid not a task" started looking up tasks by PID when deleting a CPU timer. When a non-leader threa...

kernel: posix-cpu-timers: Cleanup CPU timers before freeing them during exec

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Cleanup CPU timers before freeing them during exec Commit 55e8c8eb2c7b "posix-cpu-timers: Store a reference to a pid not a task" started looking up tasks by PID when deleting a CPU timer. When a non-leader threa...

kernel: posix cpu timer use-after-free may lead to local privilege escalation

A use-after-free flaw was found in the Linux kernel’s POSIX CPU timers functionality in the way a user creates and then deletes the timer in the non-leader thread of the program. This flaw allows a local user to crash or potentially escalate their privileges on the system...

kernel: posix cpu timer use-after-free may lead to local privilege escalation

A use-after-free flaw was found in the Linux kernel’s POSIX CPU timers functionality in the way a user creates and then deletes the timer in the non-leader thread of the program. This flaw allows a local user to crash or potentially escalate their privileges on the system...

kernel: posix cpu timer use-after-free may lead to local privilege escalation

A use-after-free flaw was found in the Linux kernel’s POSIX CPU timers functionality in the way a user creates and then deletes the timer in the non-leader thread of the program. This flaw allows a local user to crash or potentially escalate their privileges on the system...

Oracle Linux 8 : Unbreakable Enterprise kernel-container (ELSA-2022-9830)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9830 advisory. - posix-cpu-timers: Cleanup CPU timers before freeing them during exec Thadeu Lima de Souza Cascardo Orabug: 34495548 CVE-2022-2585 - netfilter:...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2022-9827)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9827 advisory. - posix-cpu-timers: Cleanup CPU timers before freeing them during exec Thadeu Lima de Souza Cascardo Orabug: 34495548 CVE-2022-2585 - netfilter:...

Unbreakable Enterprise kernel-container security update

5.15.0-2.52.3.el8 - posix-cpu-timers: Cleanup CPU timers before freeing them during exec Thadeu Lima de Souza Cascardo Orabug: 34495548 CVE-2022-2585 - fix race between exititimers and /proc/pid/timers Oleg Nesterov Orabug: 34495548 - rds: ib: Add preemption control when using per-cpu variables...

Unbreakable Enterprise kernel security update

5.15.0-2.52.3 - posix-cpu-timers: Cleanup CPU timers before freeing them during exec Thadeu Lima de Souza Cascardo Orabug: 34495548 CVE-2022-2585 - fix race between exititimers and /proc/pid/timers Oleg Nesterov Orabug: 34495548 - rds: ib: Add preemption control when using per-cpu variables Hakon...

GSD-2022-1005822 posix-cpu-timers: Cleanup CPU timers before freeing them during exec

posix-cpu-timers: Cleanup CPU timers before freeing them during exec This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.137 by commit...

GSD-2022-1005555 posix-cpu-timers: Cleanup CPU timers before freeing them during exec

posix-cpu-timers: Cleanup CPU timers before freeing them during exec This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.61 by commit...

PT-2022-34080 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.10.137 Description: The issue concerns the cleanup of CPU timers before freeing them during the exec process. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux...

GSD-2022-1005193 posix-cpu-timers: Cleanup CPU timers before freeing them during exec

posix-cpu-timers: Cleanup CPU timers before freeing them during exec This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.19.2 by commit...