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

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...

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...

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...