Vulnerability Description
An issue was discovered in net/ceph/messenger_v2.c in the Linux kernel before 6.4.5. There is an integer signedness error, leading to a buffer overflow and remote code execution via HELLO or one of the AUTH frames. This occurs because of an untrusted length taken from a TCP packet in ceph_decode_32.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.11, < 5.15.121 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a282aMailing ListPatch
- https://github.com/google/security-research/security/advisories/GHSA-jg27-jx6w-xExploitThird Party Advisory
- https://github.com/torvalds/linux/commit/a282a2f10539dce2aa619e71e1817570d557fc9Patch
- https://security.netapp.com/advisory/ntap-20231116-0003/Third Party Advisory
- https://www.spinics.net/lists/ceph-devel/msg57909.htmlMailing ListPatch
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a282aMailing ListPatch
- https://github.com/google/security-research/security/advisories/GHSA-jg27-jx6w-xExploitThird Party Advisory
- https://github.com/torvalds/linux/commit/a282a2f10539dce2aa619e71e1817570d557fc9Patch
- https://security.netapp.com/advisory/ntap-20231116-0003/Third Party Advisory
- https://www.spinics.net/lists/ceph-devel/msg57909.htmlMailing ListPatch
FAQ
What is CVE-2023-44466?
CVE-2023-44466 is a vulnerability with a CVSS score of 8.8 (HIGH). An issue was discovered in net/ceph/messenger_v2.c in the Linux kernel before 6.4.5. There is an integer signedness error, leading to a buffer overflow and remote code execution via HELLO or one of th...
How severe is CVE-2023-44466?
CVE-2023-44466 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-44466?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.