CVE-2025-37740

jfs: add sanity check for agwidth in dbMount

MEDIUM

5.5

CVSS Score

Published: May 1, 2025 at 12:55 PM UTC

Updated: June 17, 2026 at 09:15 AM UTC

2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: jfs: add sanity check for agwidth in dbMount The width in dmapctl of the AG is zero, it trigger a divide error when calculating the control page level in dbAllocAG. To avoid this issue, add a check for agwidth in dbAllocAG.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Debian Linux · Debiandrupal

95%

11.0

Linux Kernel · Linux

95%

v < 5.4.2932.6.12 ≤ v < 5.10.2372.6.12 ≤ v < 5.15.1812.6.12 ≤ v < 5.4.2932.6.12 ≤ v < 6.1.1352.6.12 ≤ v < 6.12.242.6.12 ≤ v < 6.13.122.6.12 ≤ v < 6.14.32.6.12 ≤ v < 6.152.6.12 ≤ v < 6.6.885.11 ≤ v < 5.15.1815.16 ≤ v < 6.1.1355.5 ≤ v < 5.10.2376.13 ≤ v < 6.13.126.14 ≤ v < 6.14.36.2 ≤ v < 6.6.886.7 ≤ v < 6.12.241da177e4c3f41524e886b7f1b8a0c1fc7321cac2 2.6.12

Vendor states this is fixed in 722e72f7f9c69fcb3ab7988c2471feff7a4c8de1 (fixed)

Vendor states this is fixed in a065cec230aa807c18828a3eee82f1c8592c2adf (fixed)

Vendor states this is fixed in a260bf14cd347878f01f70739ba829442a474a16 (fixed)

Vendor states this is fixed in a741f29ac8b6374c9904be8b7ac7cdfcd7e7e4fa (fixed)

Vendor states this is fixed in c8c96a9e7660e5e5eea445978fe8f2e432d91c1f (fixed)

Vendor states this is fixed in cc0bc4cb62ce5fa0c383e3bf0765d01f46bd49ac (fixed)

Vendor states this is fixed in ccd97c8a4f90810f228ee40d1055148fa146dd57 (fixed)

Vendor states this is fixed in ddf2846f22e8575d6b4b6a66f2100f168b8cd73d (fixed)

Vendor states this is fixed in e3f85edb03183fb06539e5b50dd2c4bb42b869f0 (fixed)

Vendor states this is fixed in 2.6.12 (unaffected)

Vendor states this is fixed in 5.10.237 (unaffected)

Vendor states this is fixed in 5.15.181 (unaffected)