Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: flowdissector: Use DEBUGNETWARNONONCE. The following issue is easy to reproduce both upstream and in the -stable kernels. Florian Westphal provided the following commit: d1dab4f71d37 “net: add and use skbgethashsymmetricnet"...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sockmap: Avoid a race condition between sockmapclose and skpsockput. skpsockget will return NULL if the reference count of psock reaches 0, which will occur after the last call to skpsockput is completed. However, skpsockdrop may...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: Do not report a bug if someone dirty pages without first consulting ext4. The unpinuserpagesremote function dirty pages without properly warning the file system in advance. Jan Kara noted this race condition in 20181...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: soc-compress: Repositioned and added pcmmutex. If paniconwarn is set and the compress stream DPCM is initiated, then a kernel panic occurs because card-pcmmutex is not properly locked. In the following functions, a warni...

CVE-2026-74619 ovl: don't warn when the mount is completed from another user namespace

In the Linux kernel, the following vulnerability has been resolved: ovl: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls fsconfigFSCONFIGCMDCREAT...

CVE-2026-72280

CVE-2026-72280 concerns the Linux kernel KVM on arm64. The vulnerability arises from a logic issue where a guest could write to the ZCR_EL2 sysreg alias in a nested context if FEAT_NV2 is advertised to the L1 hypervisor. The fix is to drop the bogus WARN that could lead to a hyp_panic once hyp ve...

CVE-2026-72280 KVM: arm64: nv: Drop bogus WARN for write to ZCR_EL2

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Drop bogus WARN for write to ZCREL2 It is entirely possible for a guest to write to the ZCREL2 sysreg alias while in a nested context, as it is expected if FEATNV2 is advertised to the L1 hypervisor. Get rid of th...

CVE-2026-72173 fs/proc/task_mmu: do not warn on seeing non-migration pmd entry

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: do not warn on seeing non-migration pmd entry Patch series "mm/hmm: A fix and a selftest", v3. Patch 1 fixes a stale warning present from the time when only migration softleaf entries were supported at the PMD...

CVE-2026-68455 liveupdate: validate session type before performing operation

In the Linux kernel, the following vulnerability has been resolved: liveupdate: validate session type before performing operation The sessions ioctls are not applicable to all session types. PRESERVEFD is only applicable to outgoing sessions. RETRIEVEFD and FINISH are only valid for incoming...

CVE-2026-68455

The CVE-2026-68455 entry concerns the Linux kernel liveupdate path, where certain session ioctls were allowed on mismatched session types. A user could create an outgoing session, preserve a memfd, then retrieve without a kexec, causing the memfd retrieve handler to run in an invalid post-kexec c...

SUSE CVE-2026-68217

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Drain fillbuf on startstreaming failure pwcisocinit submits its isochronous URBs with usbsubmiturb.., GFPKERNEL in a loop. After the first URB is submitted, its completion handler pwcisochandler can run on another CPU...

CVE-2026-68437

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Fit paired fragment job in the correct CCCB For geometry jobs with a paired fragment job, at the moment, the DRM scheduler's preparejob callback: - checks for internal driver dependencies for the geometry job; -...

CVE-2026-68250

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma5.2: replace BUGON with WARNON There's no need to crash the kernel for these cases. cherry picked from commit ae658afc7f47f6147371ec42cc6b1a793dfdb5af...

CVE-2026-68251

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma6.0: replace BUGON with WARNON There's no need to crash the kernel for these cases. cherry picked from commit c17a508a7d652da3728f8bbc481bfffe96d65a87...

CVE-2026-68204

In the Linux kernel, the following vulnerability has been resolved: media: vivid: check for vb2isbusy when toggling caps The vividupdateformatcap/out functions must only be called if the capture/output queue are not busy. But for the controls that select the CROP/COMPOSE/SCALE capability that is...

CVE-2026-68181

In the Linux kernel, the following vulnerability has been resolved: mei: bus: access meidevice under devicelock on cleanup Fix couple of problems in meiclbusdevrelease: meiclflushqueues is running without lock. bus-filelist access after meidevbusputbus can become a use-after-free if this was the...

CVE-2026-68157

In the Linux kernel, the following vulnerability has been resolved: libceph: guard missing CRUSH type name lookup Localized read selection can walk a parent bucket whose name exists in the CRUSH map while its type has no matching entry in typenames. getimmediateparent then dereferences a NULL...

CVE-2026-68131

In the Linux kernel, the following vulnerability has been resolved: rbd: Reset positive result codes to zero in object map update path In a reply message to an RBD request, a positive result code indicates a data payload, which is not allowed for writes. While rbdosdreqcallback already resets a...

CVE-2026-68114

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx12.1: replace BUGON with WARNON There's no need to crash the kernel for these cases. cherry picked from commit e4d99e04b2e9b13b97d3b17804c735f62689db23...

CVE-2026-68112

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx9.4.3: replace BUGON with WARNON There's no need to crash the kernel for these cases. cherry picked from commit 5676593d08998d7a6d9e2d51d6b54b3820e3755c...