AZL-83723 CVE-2026-31577 affecting package kernel for versions less than 6.6.137.1-1

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL iassocinode dereference in nilfsmdtsavetoshadowmap The DAT inode's btree node cache iassocinode is initialized lazily during btree operations. However, nilfsmdtsavetoshadowmap assumes iassocinode is already...

CVE-2026-31599: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix NULL pointer dereference in vidtvchannelpmtmatchsections syzbot reported a general protection fault in vidtvpsidescassign 1. vidtvpsipmtstreaminit can return NULL on memory allocation failure, but...

CVE-2026-31592: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Protect all of sevmemencregisterregion with kvm-lock Take and hold kvm-lock for before checking sevguest in sevmemencregisterregion, as sevguest isn't stable unless kvm-lock is held or KVM can guarantee KVMSEVINIT2 has...

CVE-2026-31577: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL iassocinode dereference in nilfsmdtsavetoshadowmap The DAT inode's btree node cache iassocinode is initialized lazily during btree operations. However, nilfsmdtsavetoshadowmap assumes iassocinode is already...

CVE-2026-31508: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Avoid releasing netdev before teardown completes The patch cited in the Fixes tag below changed the teardown code for OVS ports to no longer unconditionally take the RTNL. After this change, the netdevdestroy...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-012947)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-012947 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013131)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013131 advisory. In the Linux kernel, the following vulnerability has been resolved: vmcihost: fix a race condition in vmcihostpoll causing GPF During fuzzing, a general protection...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006977)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006977 advisory. In the Linux kernel, the following vulnerability has been resolved: VMCI: check context-notifypage after call to getuserpagesfast to avoid GPF The call to...

CVE-2026-23397: Out-of-bounds Read

In the Linux kernel, the following vulnerability has been resolved: nfnetlinkosf: validate individual option lengths in fingerprints nfnlosfaddcallback validates optnum bounds and string NUL-termination but does not check individual option length fields. A zero-length option causes nfosfmatchone ...

AZL-80601 CVE-2026-23388 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check metadata block offset is within range Syzkaller reports a "general protection fault in squashfscopydata" This is ultimately caused by a corrupted index look-up table, which produces a negative metadata block offse...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2025-38451)

In the Linux kernel, the following vulnerability has been resolved: md/md-bitmap: fix GPF in bitmapgetstats The commit message of commit 6ec1f0239485 md/md-bitmap: fix stats collection for external bitmaps states: Remove the external bitmap check as the statistics should be available regardless o...

K000160222: Linux kernel vulnerability CVE-2022-50356

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: net: sched: sfb: fix null pointer access issue when sfbinit fails When the default qdisc is sfb, if the qdisc of devqueue fails to be inited during mqprioinit, sfbreset is invoked to clear resources...

CVE-2026-23112

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: add bounds checks in nvmettcpbuildpduiovec nvmettcpbuildpduiovec could walk past cmd-req.sg when a PDU length or offset exceeds sgcnt and then use bogus sg-length/offset values, leading to copytoiter GPF/KASAN. Guard...

CVE-2026-23064: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: net/sched: actife: avoid possible NULL deref tcfifeencode must make sure ifeencode does not return NULL. syzbot reported: Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1 SMP KASAN NOP...

PT-2026-37503

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free race condition exists between the bitmap daemon work and bitmap resize functions. The daemon iterates over bitmap-storage.filemap without proper locking, while the resiz...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001517)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001517 advisory. A race condition in the Linux kernel before 5.5.7 involving VTRESIZEX could lead to a NULL pointer dereference and general protection fault. Tenable has extracted th...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004080)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004080 advisory. A race condition in the Linux kernel before 5.5.7 involving VTRESIZEX could lead to a NULL pointer dereference and general protection fault. Tenable has extracted th...

perf/x86/amd: Check event before enable to avoid GPF

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CVE-2025-68798

A race condition flaw was found in the Linux kernel's AMD performance monitoring unit PMU code. A subtle timing window exists between NMI-triggered throttling which clears an event pointer and amdpmuenableall which dereferences it. This can result in a NULL pointer dereference and kernel crash on...

SUSE CVE-2025-68798

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: Check event before enable to avoid GPF On AMD machines cpuc-eventsidx can become NULL in a subtle race condition with NMI-throttle-x86pmustop. Check event for NULL in amdpmuenableall before enable to avoid a GPF. Th...