CVE-2023-44466
High
CVE-2023-44466
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.
Exploit probability
45.3%
Published
September 29, 2023
Required by
Not available
Last source change
March 15, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2023-44466
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a282a2f10539dce2aa619e71e1817570d557fc97
- https://github.com/google/security-research/security/advisories/GHSA-jg27-jx6w-xwph
- https://github.com/torvalds/linux/commit/a282a2f10539dce2aa619e71e1817570d557fc97
- https://security.netapp.com/advisory/ntap-20231116-0003/
- https://www.spinics.net/lists/ceph-devel/msg57909.html