PT-2025-30782 · Btrfs+7 · Btrfs+7

Published

2025-01-01

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Updated

2026-04-20

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CVE-2025-38382

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The Linux kernel contains an issue within the btrfs subsystem related to the handling of extrefs during log replay. Specifically, a missing initialization of victim name.len within the inode add ref() function can lead to an invalid memory access during loop iteration when processing extrefs. This occurs when jumping to the next label within the function.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use of Uninitialized Resource

Improper Initialization

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Weakness Enumeration

Related Identifiers

AZL-65768
BDU:2025-09172
CVE-2025-38382
DLA-4328-1
DSA-5973-1
ECHO-6578-5D8E-A5AA
MGASA-2025-0218
MGASA-2025-0219
OPENSUSE-SU-2025:20081-1
SUSE-SU-2025:02853-1
SUSE-SU-2025:02923-1
SUSE-SU-2025:02969-1
SUSE-SU-2025:02996-1
SUSE-SU-2025:02997-1
SUSE-SU-2025:03011-1
SUSE-SU-2025:03023-1
SUSE-SU-2025:20577-1
SUSE-SU-2025:20586-1
SUSE-SU-2025:20601-1
SUSE-SU-2025:20602-1
SUSE-SU-2025:21074-1
SUSE-SU-2025:21139-1
SUSE-SU-2025:21179-1
SUSE-SU-2025_02853-1
SUSE-SU-2025_02969-1
SUSE-SU-2025_02996-1
SUSE-SU-2025_02997-1
SUSE-SU-2025_03011-1
SUSE-SU-2025_03023-1
USN-7833-1
USN-7833-2
USN-7833-3
USN-7833-4
USN-7834-1
USN-7856-1
USN-8028-1
USN-8028-2
USN-8028-3
USN-8028-4
USN-8028-5
USN-8028-6
USN-8028-7
USN-8028-8
USN-8031-1
USN-8031-2
USN-8031-3
USN-8052-1
USN-8052-2
USN-8074-1
USN-8074-2
USN-8126-1

Affected Products

Astra Linux
Debian
Linuxmint
Linux Kernel
Red Os
Suse
Ubuntu
Btrfs