Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

RHEL 9 : kernel (RHSA-2026:83738)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:83738 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: exec: Cleanup POSIX timers right after...

RHEL 9 : kernel (RHSA-2026:83797)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:83797 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: exec: Cleanup POSIX timers right after...

RHEL 9 : kernel (RHSA-2026:83775)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:83775 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: exec: Cleanup POSIX timers right after...

Unbreakable Enterprise kernel security update

5.15.0-325.221.6.3 - exec: Cleanup POSIX timers right after dethread Hyunwoo Kim Orabug: 40157515 CVE-2026-98260 5.15.0-325.221.6.2 - eventpoll: fix epremove struct eventpoll / struct file UAF Christian Brauner Orabug: 39784995 CVE-2026-46242 - eventpoll: move epifget up Christian Brauner Orabug:...

CVE-2026-98260

In the Linux kernel, the following vulnerability has been resolved: exec: Cleanup POSIX timers right after dethread A per-thread CPU timer holds a reference to the PID of the thread it is attached to and, while it is armed, its node is queued in that thread's posixcputimers. The task is looked up...

CVE-2026-98260

The Linux kernel is vulnerable to a use-after-free condition during the execve() system call. The issue occurs when a non-leader thread executes; while de_thread() changes the PID ownership, a per-thread CPU timer node remains queued on the original thread's posix_cputimers. If subsequent operati...

CVE-2026-98260 exec: Cleanup POSIX timers right after de_thread()

In the Linux kernel, the following vulnerability has been resolved: exec: Cleanup POSIX timers right after dethread A per-thread CPU timer holds a reference to the PID of the thread it is attached to and, while it is armed, its node is queued in that thread's posixcputimers. The task is looked up...

CVE-2026-98260

In the Linux kernel, the following vulnerability has been resolved: exec: Cleanup POSIX timers right after dethread A per-thread CPU timer holds a reference to the PID of the thread it is attached to and, while it is armed, its node is queued in that thread's posixcputimers. The task is looked up...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: posix-timers: A situation where livelock occurs in itimerdelete has been addressed. Itimerdelete includes a retry loop when the timer expires simultaneously. On non-RT kernels, this simply involves waiting until the timer callbac...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15, and Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: posix-timers: Ensure that the limit on the timer ID search loop is valid. The posixtimeradd function attempts to allocate a posix timer ID by starting from the cached ID stored after the last successful allocation. This is done b...

posix-cpu-timers: Prevent UAF caused by non-leader exec() race

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SUSE CVE-2026-64560

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Prevent UAF caused by non-leader exec race Wongi and Jungwoo decoded and reported a non-leader exec related race which can result in an UAF: systimerdelete exec posixcputimerdel // Observes old leader p =...

Linux kernel posix-timers do_timer_create timer subsystem crash

Уязвимость функции dotimercreate модуля kernel/time/posix-timers.c подсистемы таймера ядра операционной системы Linux связана с неправильным освобождением памяти «утечка памяти». Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, вызвать отказ в обслуживании...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: posix-timers: A potential memory leak was identified in dotimercreate. When creating a posix timer with allocation of a specific timer ID, if there are issues with accessing the value in the user space, the function terminates...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013682)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013682 advisory. In the Linux kernel, the following vulnerability has been resolved: posix-timers: Ensure timer ID search-loop limit is valid posixtimeradd tries to allocate a posix...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010975)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010975 advisory. In the Linux kernel, the following vulnerability has been resolved: posix-timers: Ensure timer ID search-loop limit is valid posixtimeradd tries to allocate a posix...