Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ovl: Use "buf" flexible array for memcpy() destination The "buf" flexible array needs to be the memcpy() destination to avoid false positive run-time warning from the recent FORTIFY_SOURCE hardening: memcpy: detected field-spanning write (size 93) of single field "&fh->fb" at fs/overlayfs/export.c:799 (size 21)
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.15.93 |
References
- https://git.kernel.org/stable/c/012cdef22000f3104e4fa8224ad29fde509b8caf
- https://git.kernel.org/stable/c/07a96977b2f462337a9121302de64277b8747ab1Patch
- https://git.kernel.org/stable/c/a77141a06367825d639ac51b04703d551163e36cPatch
- https://git.kernel.org/stable/c/cf8aa9bf97cadf85745506c6a3e244b22c268d63Patch
FAQ
What is CVE-2022-49743?
CVE-2022-49743 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: ovl: Use "buf" flexible array for memcpy() destination The "buf" flexible array needs to be the memcpy() destination to avoid fals...
How severe is CVE-2022-49743?
CVE-2022-49743 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-49743?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.