Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper handling of sensors that do not support event detection. This vulnerability may lead to null...

Linux Distros Unpatched Vulnerability : CVE-2026-22976

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: schqfq: Fix NULL deref when deactivating inactive aggregate in qfqreset qfqclass-leafqdisc-q.qlen 0 does not imply that the class itself is active. T...

kernel: sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

SUSE-SU-2026:0359-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2026-22795: Missing ASN1TYPE validation in PKCS12 parsing bsc1256839. - CVE-2025-69420: Missing ASN1TYPE validation in TSRESPverifyresponse function bsc1256837. - CVE-2025-69421: NULL Pointer Dereference in PKCS12itemdecryptd2iex functi...

SUSE-SU-2026:0358-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2026-22795: Missing ASN1TYPE validation in PKCS12 parsing bsc1256839. - CVE-2025-69420: Missing ASN1TYPE validation in TSRESPverifyresponse function bsc1256837. - CVE-2025-69421: NULL Pointer Dereference in PKCS12itemdecryptd2iex functi...

SUSE CVE-2025-71184

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix NULL dereference on root when tracing inode eviction When evicting an inode the first thing we do is to setup tracing for it, which implies fetching the root's id. But in btrfsevictinode the root might be NULL, as...

SUSE CVE-2026-23020

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortexprobe1 pdev can be null and freering: can be called in 1297 with a null pdev...

OSV-2026-169 Null-dereference READ in execute_post_instantiate_functions

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=479872443 Crash type: Null-dereference READ Crash state: executepostinstantiatefunctions wasminstantiate wasmruntimeinstantiate...

CVE-2025-71184

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix NULL dereference on root when tracing inode eviction When evicting an inode the first thing we do is to setup tracing for it, which implies fetching the root's id. But in btrfsevictinode the root might be NULL, as...

AZL-77277 CVE-2025-71184 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix NULL dereference on root when tracing inode eviction When evicting an inode the first thing we do is to setup tracing for it, which implies fetching the root's id. But in btrfsevictinode the root might be NULL, as...

CVE-2026-23020

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortexprobe1 pdev can be null and freering: can be called in 1297 with a null pdev...

UBUNTU-CVE-2026-23020

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortexprobe1 pdev can be null and freering: can be called in 1297 with a null pdev...

CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039 drm/gud: fix NULL fb and crtc dereferences on USB disconnect

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

EUVD-2026-5074

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortexprobe1 pdev can be null and freering: can be called in 1297 with a null pdev...

CVE-2026-23020

CVE-2026-23020 is a Linux kernel issue affecting the 3com 3c59x driver. The vulnerability stems from a potential NULL dereference in vortex_probe1(), where a null pdev could lead to a NULL dereference and later calls to free_ring. The vulnerability was fixed in the upstream kernel as part of the ...

CVE-2026-23020 net: 3com: 3c59x: fix possible null dereference in vortex_probe1()

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortexprobe1 pdev can be null and freering: can be called in 1297 with a null pdev...

CVE-2026-23020 net: 3com: 3c59x: fix possible null dereference in vortex_probe1()

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortexprobe1 pdev can be null and freering: can be called in 1297 with a null pdev...

CVE-2026-23019

CVE-2026-23019 describes a NULL dereference in the Linux kernel’s net: marvell: prestera code. The root cause is that prestera_devlink_alloc() calls devlink_priv() on the pointer returned by devlink_alloc() without verifying that the pointer is non-NULL; if allocation fails, this leads to a NULL ...

CVE-2026-23019

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...