vulnerability

Huawei EulerOS: CVE-2024-39494: kernel security update

Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Jul 12, 2024
Added
Oct 8, 2024
Modified
Aug 13, 2025

Description

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

ima: Fix use-after-free on a dentry's dname.name

->d_name.name can change on rename and the earlier value can be freed;
there are conditions sufficient to stabilize it (->d_lock on dentry,
->d_lock on its parent, ->i_rwsem exclusive on the parent's inode,
rename_lock), but none of those are met at any of the sites. Take a stable
snapshot of the name instead.

Solutions

huawei-euleros-2_0_sp9-upgrade-kernelhuawei-euleros-2_0_sp9-upgrade-kernel-toolshuawei-euleros-2_0_sp9-upgrade-kernel-tools-libshuawei-euleros-2_0_sp9-upgrade-python3-perf
Title
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