jfs: add sanity check for agwidth in dbMount
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.
02 / AFFECTED SOFTWARE
Affected packages
1824 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/722e72f7f9c69fcb3ab7988c2471feff7a4c8de1
- https://git.kernel.org/stable/c/a065cec230aa807c18828a3eee82f1c8592c2adf
- https://git.kernel.org/stable/c/a260bf14cd347878f01f70739ba829442a474a16
- https://git.kernel.org/stable/c/a741f29ac8b6374c9904be8b7ac7cdfcd7e7e4fa
- https://git.kernel.org/stable/c/c8c96a9e7660e5e5eea445978fe8f2e432d91c1f
- https://git.kernel.org/stable/c/cc0bc4cb62ce5fa0c383e3bf0765d01f46bd49ac
- https://git.kernel.org/stable/c/ccd97c8a4f90810f228ee40d1055148fa146dd57
- https://git.kernel.org/stable/c/ddf2846f22e8575d6b4b6a66f2100f168b8cd73d
- https://git.kernel.org/stable/c/e3f85edb03183fb06539e5b50dd2c4bb42b869f0
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/37xxx/CVE-2025-37740.json
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
- https://nvd.nist.gov/vuln/detail/CVE-2025-37740