vulnerability

SUSE: CVE-2025-21791: SUSE Linux Security Advisory

Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Feb 27, 2025
Added
Apr 9, 2025
Modified
Apr 9, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

vrf: use RCU protection in l3mdev_l3_out()

l3mdev_l3_out() can be called without RCU being held:

raw_sendmsg()
ip_push_pending_frames()
ip_send_skb()
ip_local_out()
__ip_local_out()
l3mdev_ip_out()

Add rcu_read_lock() / rcu_read_unlock() pair to avoid
a potential UAF.

Solution(s)

suse-upgrade-cluster-md-kmp-azuresuse-upgrade-cluster-md-kmp-rtsuse-upgrade-dlm-kmp-azuresuse-upgrade-dlm-kmp-rtsuse-upgrade-gfs2-kmp-azuresuse-upgrade-gfs2-kmp-rtsuse-upgrade-kernel-azuresuse-upgrade-kernel-azure-develsuse-upgrade-kernel-azure-extrasuse-upgrade-kernel-azure-optionalsuse-upgrade-kernel-azure-vdsosuse-upgrade-kernel-devel-azuresuse-upgrade-kernel-devel-rtsuse-upgrade-kernel-rtsuse-upgrade-kernel-rt-develsuse-upgrade-kernel-rt-extrasuse-upgrade-kernel-rt-livepatch-develsuse-upgrade-kernel-rt-optionalsuse-upgrade-kernel-rt-vdsosuse-upgrade-kernel-rt_debugsuse-upgrade-kernel-rt_debug-develsuse-upgrade-kernel-rt_debug-vdsosuse-upgrade-kernel-source-azuresuse-upgrade-kernel-source-rtsuse-upgrade-kernel-syms-azuresuse-upgrade-kernel-syms-rtsuse-upgrade-kselftests-kmp-azuresuse-upgrade-kselftests-kmp-rtsuse-upgrade-ocfs2-kmp-azuresuse-upgrade-ocfs2-kmp-rtsuse-upgrade-reiserfs-kmp-azuresuse-upgrade-reiserfs-kmp-rt
Title
NEW

Explore Exposure Command

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