SUSE CVE-2025-39736

In the Linux kernel, the following vulnerability has been resolved: mm/kmemleak: avoid deadlock by moving prwarn outside kmemleaklock When netpoll is enabled, calling prwarnonce while holding kmemleaklock in mempoolalloc can cause a deadlock due to lock inversion with the netconsole subsystem. Th...

CVE-2025-39736

In the Linux kernel, the following vulnerability has been resolved: mm/kmemleak: avoid deadlock by moving prwarn outside kmemleaklock When netpoll is enabled, calling prwarnonce while holding kmemleaklock in mempoolalloc can cause a deadlock due to lock inversion with the netconsole subsystem. Th...

CVE-2025-39736 mm/kmemleak: avoid deadlock by moving pr_warn() outside kmemleak_lock

In the Linux kernel, the following vulnerability has been resolved: mm/kmemleak: avoid deadlock by moving prwarn outside kmemleaklock When netpoll is enabled, calling prwarnonce while holding kmemleaklock in mempoolalloc can cause a deadlock due to lock inversion with the netconsole subsystem. Th...

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 call to prwarnonce during a kmemleaklock lock could result in a deadlock, possibly causing a system lockup...

Linux Distros Unpatched Vulnerability : CVE-2025-21909

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: nl80211: reject cooked mode if it is set along with other flags It is possible to set both MONITORFLAGCOOKFRAMES and MONITORFLAGACTIVE flags simultaneousl...

PT-2025-37195

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A deadlock situation could occur in the Linux kernel’s memory leak detection mechanism kmemleak when netpoll is enabled. This happens because calling pr warn once while holding kmemlea...

SUSE CVE-2022-50008

In the Linux kernel, the following vulnerability has been resolved: kprobes: don't call disarmkprobe for disabled kprobes The assumption in disablekprobe is wrong, and it could try to disarm an already disarmed kprobe and fire the WARNONCE below. 0 We can easily reproduce this issue. 1. Write 0 t...

DEBIAN-CVE-2022-50008

In the Linux kernel, the following vulnerability has been resolved: kprobes: don't call disarmkprobe for disabled kprobes The assumption in disablekprobe is wrong, and it could try to disarm an already disarmed kprobe and fire the WARNONCE below. 0 We can easily reproduce this issue. 1. Write 0 t...

UBUNTU-CVE-2022-50008

In the Linux kernel, the following vulnerability has been resolved: kprobes: don't call disarmkprobe for disabled kprobes The assumption in disablekprobe is wrong, and it could try to disarm an already disarmed kprobe and fire the WARNONCE below. 0 We can easily reproduce this issue. 1. Write 0 t...

kernel: net: flow_dissector: use DEBUG_NET_WARN_ON_ONCE

In the Linux kernel, the following vulnerability has been resolved: net: flowdissector: use DEBUGNETWARNONONCE The following splat is easy to reproduce upstream as well as in -stable kernels. Florian Westphal provided the following commit: d1dab4f71d37 "net: add and use skbgethashsymmetricnet" bu...

CVE-2021-4454

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion "j1939sessiondeactivate should be called with a session ref-count of at least 2" is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BPF: The unnecessary user-triggable WARNONCE message in the verifier log was removed. It is trivial for a user to trigger the “verifier log line truncated” warning. The verifier has a fixed-size buffer of 1024 bytes currently...

SUSE CVE-2024-57793

In the Linux kernel, the following vulnerability has been resolved: virt: tdx-guest: Just leak decrypted memory on unrecoverable errors In CoCo VMs it is possible for the untrusted host to cause setmemorydecrypted to fail such that an error is returned and the resulting memory is shared. Callers...

AZL-53766 CVE-2024-50287 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-tpg: prevent the risk of a division by zero As reported by Coverity, the logic at tpgprecalculateline blindly rescales the buffer even when scaledwitdh is equal to zero. If this ever happens, this will cause a divisio...

kernel: net: hsr: remove WARN_ONCE() in send_hsr_supervision_frame()

A vulnerability in the Linux kernel affects the High-availability Seamless Redundancy HSR protocol. The issue was identified when a warning WARNONCE was triggered due to failed resource allocation for skb in the hsrinitskb function. The WARNONCE was initially used to log this failure, but it was...

DEBIAN-CVE-2024-47734

In the Linux kernel, the following vulnerability has been resolved: bonding: Fix unnecessary warnings and logs from bondxdpgetxmitslave syzbot reported a WARNING in bondxdpgetxmitslave. To reproduce this1, one bond device bond1 has xdpdrv, which increases bpfmasterredirectenabledkey. Another bond...

PT-2024-33724

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.11.0+ Description: The issue is related to an off-by-one error in the alloc flex gd function in the ext4 filesystem. This error can cause the flex gd-resize bg to be bigger than flexbg size when adjusting resi...

kernel: wifi: iwlwifi: read txq->read_ptr under lock

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: read txq-readptr under lock If we read txq-readptr without lock, we can read the same value twice, then obtain the lock, and reclaim from there to two different places, but crucially reclaim the same entry twice,...

SUSE CVE-2024-46681

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

OESA-2024-2028 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ipvlan: Dont Use skb-sk in ipvlanprocessv4,6outbound Raw packet from PFPACKET socket ontop of an IPv6-backed ipvlan device will hit WARNONONCE in skmcloop throug...