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Review reviewHigh

CVE-2024-57850

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: jffs2: Prevent rtime decompress memory corruption The rtime decompression routine does not fully check bounds during the entirety of the decompression pass and can corrupt memory outside the decompression buffer if the compressed data is corrupted. This adds the required check to prevent this failure mode.

CVSS
7.8
EPSS
-
- percentile
CISA KEV
Not listed
Published
2025.01.12
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

In the Linux kernel, the following vulnerability has been resolved: jffs2: Prevent rtime decompress memory corruption The rtime decompression routine does not fully check bounds during the entirety of the decompression pass and can corrupt memory outside the decompression buffer if the compressed data is corrupted. This adds the required check to prevent this failure mode.

Affected product and versions

Product
Linux Linux, linux kernel
Affected versions
>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 421f9e9f0fae9f8e721ffa07f22d9765fa1214d5, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < f6fc251baefc3cdc4f41f2f5a47940d7d4a67332, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < bd384b04ad1995441b18fe6c1366d02de8c5d5eb, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 47c9a7f81027a78afea9d2e9a54bfd8fabb6b3d0, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 6808a1812a3419542223e7fe9e2de577e99e45d1, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < dc39b08fcc3831b0bc46add91ba93cd2aab50716, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < fe051552f5078fa02d593847529a3884305a6ffe, >= 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. 1
    Identify

    Confirm that Linux Linux, linux kernel and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 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-787