Review reviewHigh

CVE-2024-56596

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: jfs: fix array-index-out-of-bounds in jfs_readdir The stbl might contain some invalid values. Added a check to return error code in that case.

CVSS: 7.8
EPSS: -
CISA KEV: Not listed
Published: 2024.12.28

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability-

Technical severityCVSS 7.8

Vulnerability overview

Affected product and versions

Product: Linux Linux, linux kernel
Affected versions: >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < b62f41aeec9d250144c53875b507c1d45ae8c8fc, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 97e693593162eef6851d232f0c8148169ed46a5c, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 9efe72eefd4c4a7ce63b3e4d667d766d2b360cb4, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < ff9fc48fab0e1ea0d423c23c99b91bba178f0b05, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < e7d376f94f72b020f84e77278b150ec1cc27502c, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 8ff7579554571d92e3deab168f5a7d7b146ed368, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 839f102efb168f02dfdd46717b7c6dddb26b015e, >= 2.6.12, < 5.4.287, >= 5.5 < 5.10.231, >= 5.11 < 5.15.174, >= 5.16 < 6.1.120, >= 6.2 < 6.6.66, >= 6.7 < 6.12.5
Fixed versions: 5.4.287, 5.10.231, 5.15.174, 6.1.120, 6.6.66, 6.12.5

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Linux Linux, linux kernel and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-129