CLSA-2026-1769610819 kernel: Fix of 39 CVEs

Bluetooth: hcisysfs: Fix attempting to call deviceadd multiple times CVE-2022-50419 - firewire: net: fix use after free in fwnetfinishincomingpacket CVE-2023-53432 - wifi: brcmfmac: fix use-after-free bug in brcmfnetdevstartxmit CVE-2022-50408 - wifi: brcmfmac: slab-out-of-bounds read in...

CVE-2026-23014 perf: Ensure swevent hrtimer is properly destroyed

In the Linux kernel, the following vulnerability has been resolved: perf: Ensure swevent hrtimer is properly destroyed With the change to hrtimertrytocancel in perfsweventcancelhrtimer it appears possible for the hrtimer to still be active by the time the event gets freed. Make sure the event doe...

EUVD-2026-4926

In the Linux kernel, the following vulnerability has been resolved: perf: Ensure swevent hrtimer is properly destroyed With the change to hrtimertrytocancel in perfsweventcancelhrtimer it appears possible for the hrtimer to still be active by the time the event gets freed. Make sure the event doe...

CVE-2026-23014

The CVE-2026-23014 issue concerns the Linux kernel perf subsystem, specifically the swevent hrtimer. The root cause is that after changing hrtimer_try_to_cancel() in perf_swevent_cancel_hrtimer(), the hrtimer could remain active when the event is freed. The fix adds a full hrtimer_cancel() on the...

CVE-2026-23014

In the Linux kernel, the following vulnerability has been resolved: perf: Ensure swevent hrtimer is properly destroyed With the change to hrtimertrytocancel in perfsweventcancelhrtimer it appears possible for the hrtimer to still be active by the time the event gets freed. Make sure the event doe...

CVE-2026-23014 perf: Ensure swevent hrtimer is properly destroyed

In the Linux kernel, the following vulnerability has been resolved: perf: Ensure swevent hrtimer is properly destroyed With the change to hrtimertrytocancel in perfsweventcancelhrtimer it appears possible for the hrtimer to still be active by the time the event gets freed. Make sure the event doe...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: atm: clip: preventing NULL dereferencing in clippush The committed code failed to account for the fact that vccDestroySocket calls clippush with a NULL skb. If clipdevs is NULL, clippush crashes when reading skb-truesize...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005034)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005034 advisory. In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix memory leak in mlx5coredestroycq error path Prior to this patch in case...

CVE-2026-22987

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: avoid dereferencing ERRPTR in tcfidrinfodestroy syzbot reported a crash in tcactinhw during netns teardown where tcfidrinfodestroy passed an ERRPTR-EBUSY value as a tcaction pointer, leading to an invalid...

CVE-2026-22987 net/sched: act_api: avoid dereferencing ERR_PTR in tcf_idrinfo_destroy

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: avoid dereferencing ERRPTR in tcfidrinfodestroy syzbot reported a crash in tcactinhw during netns teardown where tcfidrinfodestroy passed an ERRPTR-EBUSY value as a tcaction pointer, leading to an invalid...

CVE-2026-22987

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: avoid dereferencing ERRPTR in tcfidrinfodestroy syzbot reported a crash in tcactinhw during netns teardown where tcfidrinfodestroy passed an ERRPTR-EBUSY value as a tcaction pointer, leading to an invalid...

CVE-2026-22987

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: avoid dereferencing ERRPTR in tcfidrinfodestroy syzbot reported a crash in tcactinhw during netns teardown where tcfidrinfodestroy passed an ERRPTR-EBUSY value as a tcaction pointer, leading to an invalid...

CVE-2026-22987

CVE-2026-22987 concerns the Linux kernel net/sched subsystem. The issue arises when tcf_idrinfo_destroy() can pass an ERR_PTR(-EBUSY) as a tc_action pointer during netns teardown, leading to a dereference of an error pointer in tc_act_in_hw(). The fix adds a guard to skip ERR_PTR entries while it...

Azure Linux 3.0 Security Update: kernel (CVE-2024-56658)

"The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-56658 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: defer final 'struct net' free in...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38191)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38191 advisory. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38251)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38251 advisory. - In the Linux kernel, the following vulnerability has been resolved: atm: clip: prevent NULL deref in clippus...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21675)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21675 advisory. - In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Clear port select structure wh...

SUSE-SU-2026:0200-1 Security update for the Linux Kernel (Live Patch 73 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise kernel 4.12.14-122.275 fixes various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1254451. - CVE-2022-50367: fs: fix UAF/GPF bug in nilfsmdtdestroy bsc1250280. -...

CLSA-2026-1768895798 kernel: Fix of 7 CVEs

fs/proc: fix uaf in procreaddirde CVE-2025-40271 - fs: fix UAF/GPF bug in nilfsmdtdestroy CVE-2022-2978 - Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp CVE-2023-53297 - net: sched: sfb: fix null pointer access issue when sfbinit fails CVE-2022-50356 - ALSA: usb-audio: Fix size...

CLSA-2026-1768110920 kernel: Fix of 16 CVEs

crypto: lzo - Fix compression buffer overrun CVE-2025-38068 - wifi: brcmfmac: fix use-after-free when rescheduling brcmfbtcoexinfo work CVE-2025-39863 - NFSD: Protect against send buffer overflow in NFSv2 READ CVE-2022-43945 - tcp: Clear tcpsksk-fastopenrsk in tcpdisconnect. CVE-2025-40186 - can:...