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 a failure to read the ring buffer length using READONCE, which could lead to data inconsistency...

PT-2025-37961

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue in the io uring/kbuf subsystem where buffer lengths are not consistently read. This is due to the use of potentially unstable reads of user-space mappe...

CVE-2025-38621

In the Linux kernel, the following vulnerability has been resolved: md: make rdevaddable usable for rcu mode Our testcase trigger panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... Oops: Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

SUSE CVE-2025-38621

In the Linux kernel, the following vulnerability has been resolved: md: make rdevaddable usable for rcu mode Our testcase trigger panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... Oops: Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

CVE-2025-38621

In the Linux kernel, the following vulnerability has been resolved: md: make rdevaddable usable for rcu mode Our testcase trigger panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... Oops: Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

UBUNTU-CVE-2025-38621

In the Linux kernel, the following vulnerability has been resolved: md: make rdevaddable usable for rcu mode Our testcase trigger panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... Oops: Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

CVE-2025-38621 md: make rdev_addable usable for rcu mode

In the Linux kernel, the following vulnerability has been resolved: md: make rdevaddable usable for rcu mode Our testcase trigger panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... Oops: Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

CVE-2025-38621 md: make rdev_addable usable for rcu mode

In the Linux kernel, the following vulnerability has been resolved: md: make rdevaddable usable for rcu mode Our testcase trigger panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... Oops: Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

CVE-2025-38621

In the Linux kernel, the following vulnerability has been resolved: md: make rdevaddable usable for rcu mode Our testcase trigger panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... Oops: Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

SUSE CVE-2022-49967

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a data-race around bpfjitlimit. While reading bpfjitlimit, it can be changed concurrently via sysctl, WRITEONCE in doprocdoulongvecminmax. The size of bpfjitlimit is long, so we need to add a paired READONCE to avoid...

SUSE CVE-2025-38037

In the Linux kernel, the following vulnerability has been resolved: vxlan: Annotate FDB data races The 'used' and 'updated' fields in the FDB entry structure can be accessed concurrently by multiple threads, leading to reports such as 1. Can be reproduced using 2. Suppress these reports by...

DEBIAN-CVE-2022-49967

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a data-race around bpfjitlimit. While reading bpfjitlimit, it can be changed concurrently via sysctl, WRITEONCE in doprocdoulongvecminmax. The size of bpfjitlimit is long, so we need to add a paired READONCE to avoid...

UBUNTU-CVE-2022-49967

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a data-race around bpfjitlimit. While reading bpfjitlimit, it can be changed concurrently via sysctl, WRITEONCE in doprocdoulongvecminmax. The size of bpfjitlimit is long, so we need to add a paired READONCE to avoid...

DEBIAN-CVE-2025-38037

In the Linux kernel, the following vulnerability has been resolved: vxlan: Annotate FDB data races The 'used' and 'updated' fields in the FDB entry structure can be accessed concurrently by multiple threads, leading to reports such as 1. Can be reproduced using 2. Suppress these reports by...

AZL-64022 CVE-2025-38037 affecting package kernel for versions less than 6.6.96.1-1

In the Linux kernel, the following vulnerability has been resolved: vxlan: Annotate FDB data races The 'used' and 'updated' fields in the FDB entry structure can be accessed concurrently by multiple threads, leading to reports such as 1. Can be reproduced using 2. Suppress these reports by...

UBUNTU-CVE-2025-38037

In the Linux kernel, the following vulnerability has been resolved: vxlan: Annotate FDB data races The 'used' and 'updated' fields in the FDB entry structure can be accessed concurrently by multiple threads, leading to reports such as 1. Can be reproduced using 2. Suppress these reports by...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Driver core: Fixed a potential NULL pointer dereferencing in devuevent. If the user space reads the “uevent” device attribute at the same time as other threads unbinds the device from its driver, changing the value of dev-driver...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: vxlan: Annotate FDB data races The “used” and “updated” fields in the FDB entry structure can be accessed concurrently by multiple threads, leading to issues such as reported cases like 1. These issues can be reproduced using ...

PT-2025-29042

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.0+ 11 Description: A stack-out-of-bounds read issue was identified in the regs get kernel stack nth function within the Linux kernel. The issue was reported by KASAN Kernel Address Sanitizer and is related t...

AZL-63788 CVE-2025-37800 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: driver core: fix potential NULL pointer dereference in devuevent If userspace reads "uevent" device attribute at the same time as another threads unbinds the device from its driver, change to dev-driver from a valid pointer to NU...