Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an improper use of the dstdevrcu function, which could lead to reuse after release...

Siemens SIMATIC Devices Use After Free (CVE-2025-21763)

neighbour: use RCU protection in neighnotify This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503482; scriptversion"1.2";...

Siemens SIMATIC Devices Use After Free (CVE-2025-21760)

ndisc: extend RCU protection in ndiscsendskb This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503636; scriptversion"1.3";...

Siemens SIMATIC Devices Improper Input Validation (CVE-2024-27053)

Vulnerability in the Linux kernel: wifi: wilc1000: RCU usage in connect path This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503627;...

EUVD-2022-54536

In the Linux kernel, the following vulnerability has been resolved: filemap: Handle sibling entries in filemapgetreadbatch If a read races with an invalidation followed by another read, it is possible for a folio to be replaced with a higher-order folio. If that happens, we'll see a sibling entry...

EUVD-2022-54526

In the Linux kernel, the following vulnerability has been resolved: cfi: Fix cfislowpathdiag RCU usage with cpuidle RCUNONIDLE usage during cfislowpathdiag can result in an invalid RCU state in the cpuidle code path: WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:613 rcueqsenter+0xe4/0x138 ... Call...

EUVD-2022-54773

In the Linux kernel, the following vulnerability has been resolved: bonding: fix missed rcu protection When removing the rcureadlock in bondethtoolgettsinfo as discussed 1, I didn't notice it could be called via setsockopt, which doesn't hold rcu lock, as syzbot pointed: stack backtrace: CPU: 0...

EUVD-2023-60017

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a potential data corruption We must ensure that the subrequests are joined back into the head before we can retransmit a request. If the head was not on the commit lists, because the server wrote it synchronously, we sti...

CVE-2023-53727

In the Linux kernel, the following vulnerability has been resolved: net/sched: fqpie: avoid stalls in fqpietimer When setting a high number of flows limit being 65536, fqpietimer is currently using too much time as syzbot reported. Add logic to yield the cpu every 2048 flows less than 150 usec on...

CVE-2025-39978

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix potential use after free in otx2tcaddflow This code calls kfreercunewnode, rcu and then dereferences "newnode" and then dereferences it on the next line. Two lines later, we take a mutex so I don't think this is...

UBUNTU-CVE-2025-39978

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix potential use after free in otx2tcaddflow This code calls kfreercunewnode, rcu and then dereferences "newnode" and then dereferences it on the next line. Two lines later, we take a mutex so I don't think this is...

CVE-2025-39977 futex: Prevent use-after-free during requeue-PI

In the Linux kernel, the following vulnerability has been resolved: futex: Prevent use-after-free during requeue-PI syzbot managed to trigger the following race: T1 T2 futexwaitrequeuepi futexdowait schedule futexrequeue futexproxytrylockatomic futexrequeuepiprepare requeuepiwakefutex...

SUSE SLES15 Security Update : kernel (Live Patch 23 for SLE 15 SP5) (SUSE-SU-2025:03555-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03555-1 advisory. This update for the Linux Kernel 5.14.21-1505005594 fixes several issues. The following security issues were fixed: - CVE-2024-53168: sunrpc:...

Linux Distros Unpatched Vulnerability : CVE-2023-53655

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to rcuirqenterchecktick being kprobe-ed Registering a kprobe o...

Security update for the Linux Kernel (Live Patch 64 for SLE 12 SP5)

This update for the Linux Kernel 4.12.14-122244 fixes several issues. The following security issues were fixed: CVE-2024-53168: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket bsc1243650. CVE-2025-38477: net/sched: schqfq: Fix race condition on qfqaggregate bsc1247315. CVE-2025-21791...

SUSE-SU-2025:03569-1 Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002333 fixes several issues. The following security issues were fixed: - CVE-2025-38477: net/sched: schqfq: Fix race condition on qfqaggregate bsc1247315. - CVE-2025-21791: vrf: use RCU protection in l3mdevl3out bsc1240744. - CVE-2025-38089: sunrpc: hand...

SUSE-SU-2025:03566-1 Security update for the Linux Kernel (Live Patch 4 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002322 fixes several issues. The following security issues were fixed: - CVE-2025-38477: net/sched: schqfq: Fix race condition on qfqaggregate bsc1247315. - CVE-2024-53168: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket bsc1243650. -...

SUSE-SU-2025:03563-1 Security update for the Linux Kernel (Live Patch 9 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002342 fixes several issues. The following security issues were fixed: - CVE-2025-38477: net/sched: schqfq: Fix race condition on qfqaggregate bsc1247315. - CVE-2025-21791: vrf: use RCU protection in l3mdevl3out bsc1240744. - CVE-2025-38089: sunrpc: hand...

SUSE-SU-2025:03557-1 Security update for the Linux Kernel (Live Patch 20 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005583 fixes several issues. The following security issues were fixed: - CVE-2024-53168: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket bsc1243650. - CVE-2024-50154: tcp/dccp: Do not use timerpending in reqskqueueunlink bsc1233072. -...

SUSE-SU-2025:03538-1 Security update for the Linux Kernel (Live Patch 52 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059188 fixes several issues. The following security issues were fixed: - CVE-2024-53168: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket bsc1243650. - CVE-2025-38477: net/sched: schqfq: Fix race condition on qfqaggregate bsc1247315. -...