CVE-2024-57850: linux kernel Memory Corruption — Fix

Description

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.

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CVSS v3.1 Score

7.8

HIGH

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

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

Affected Products

Vendor	Product	Versions
linux	linux_kernel	< 5.4.287
linux	linux_kernel	5.5 — 5.10.231
linux	linux_kernel	5.11 — 5.15.174
linux	linux_kernel	5.16 — 6.1.120
linux	linux_kernel	6.2 — 6.6.66
linux	linux_kernel	6.7 — 6.12.5

References

Advisories & Patches

https://git.kernel.org/stable/c/421f9e9f0fae9f8e721ffa07f22d9765fa1214d5 https://git.kernel.org/stable/c/47c9a7f81027a78afea9d2e9a54bfd8fabb6b3d0 https://git.kernel.org/stable/c/6808a1812a3419542223e7fe9e2de577e99e45d1 https://git.kernel.org/stable/c/bd384b04ad1995441b18fe6c1366d02de8c5d5eb https://git.kernel.org/stable/c/dc39b08fcc3831b0bc46add91ba93cd2aab50716 https://git.kernel.org/stable/c/f6fc251baefc3cdc4f41f2f5a47940d7d4a67332 https://git.kernel.org/stable/c/fe051552f5078fa02d593847529a3884305a6ffe

Other References

https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html

Frequently Asked Questions

What is CVE-2024-57850? +

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. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-57850? +

CVE-2024-57850 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-57850? +

CVE-2024-57850 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-57850? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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