Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/9p: fixed an issue where double requests were sent to p9fdcancelled. Syzkaller reports a KASAN issue as follows: General protection fault, likely due to a non-canonical address 0xfbd59c0000000021: 0000 1 PREEMPT SMP KASAN...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053215)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053215 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle...

SUSE-SU-2025:4505-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 Azure kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-50253: bpf: make sure skb-len != 0 when redirecting to a tunneling device bsc1249912. - CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in...

net/9p: fix double req put in p9_fd_cancelled

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CVE-2025-40027

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix double req put in p9fdcancelled Syzkaller reports a KASAN issue as below: general protection fault, probably for non-canonical address 0xfbd59c0000000021: 0000 1 PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access...

EUVD-2025-36440

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix double req put in p9fdcancelled Syzkaller reports a KASAN issue as below: general protection fault, probably for non-canonical address 0xfbd59c0000000021: 0000 1 PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access...

AZL-68921 CVE-2025-40027 affecting package kernel for versions less than 6.6.112.1-2

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix double req put in p9fdcancelled Syzkaller reports a KASAN issue as below: general protection fault, probably for non-canonical address 0xfbd59c0000000021: 0000 1 PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access...

CVE-2025-40027

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix double req put in p9fdcancelled Syzkaller reports a KASAN issue as below: general protection fault, probably for non-canonical address 0xfbd59c0000000021: 0000 1 PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access...

UBUNTU-CVE-2025-40027

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix double req put in p9fdcancelled Syzkaller reports a KASAN issue as below: general protection fault, probably for non-canonical address 0xfbd59c0000000021: 0000 1 PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access...

CVE-2025-40027 net/9p: fix double req put in p9_fd_cancelled

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix double req put in p9fdcancelled Syzkaller reports a KASAN issue as below: general protection fault, probably for non-canonical address 0xfbd59c0000000021: 0000 1 PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access...

CVE-2025-40027 net/9p: fix double req put in p9_fd_cancelled

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix double req put in p9fdcancelled Syzkaller reports a KASAN issue as below: general protection fault, probably for non-canonical address 0xfbd59c0000000021: 0000 1 PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access...

CVE-2025-40027

CVE-2025-40027 is a Linux kernel vulnerability in the 9p filesystem (net/9p) caused by a race between p9_fd_cancelled and p9_read_work that could lead to double deletion of a request (req_list) and memory corruption. The fix (commit 74d6a5d56629) updates the concurrency handling by skipping proce...

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 double request release in the net/9p component, which could lead to memory corruption...

PT-2025-44094

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.1.134-syzkaller-00037-g855bd1d7d838 Description The 9p filesystem client in the Linux kernel contained a race condition where the req list could be deleted simultaneously by both the p9 read work and p9 fd...

OESA-2024-1860 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv...