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Echo: linux: security update to 6.12.94-1

high Tenable Self-Hosted Container Security Plugin ID 460830

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - In the Linux kernel, the following vulnerability has been resolved: erofs: fix use-after-free on
 sbi->sync_decompress z_erofs_decompress_kickoff() can race with filesystem unmount, causing a use-after-
 free on sbi->sync_decompress. When I/O completes, z_erofs_endio() calls z_erofs_decompress_kickoff() to
 queue z_erofs_decompressqueue_work() asynchronously. Then, after all folios are unlocked, unmount workflow
 can proceed and sbi will be freed before accessing to sbi->sync_decompress. Thread (unmount) I/O
 completion kworker queue_work z_erofs_decompressqueue_work (all folios are unlocked) cleanup_mnt ..
 erofs_kill_sb erofs_sb_free kfree(sbi) access sbi->sync_decompress // UAF!! (CVE-2026-53272)

Solution

Update the linux library and its related packages to version 6.12.94-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-53272

Plugin Details

Severity: High

ID: 460830

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.14

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2026-53272

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 6/25/2026

Vulnerability Publication Date: 6/25/2026

Reference Information

CVE: CVE-2026-53272