UBUNTU-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.
02 / AFFECTED SOFTWARE
Affected packages
20 explicit affected versions
29 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
6 explicit affected versions
38 explicit affected versions
24 explicit affected versions
35 explicit affected versions
24 explicit affected versions
31 explicit affected versions
7 explicit affected versions
32 explicit affected versions
35 explicit affected versions
8 explicit affected versions
18 explicit affected versions
18 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
1 explicit affected versions
21 explicit affected versions
16 explicit affected versions
7 explicit affected versions
7 explicit affected versions
12 explicit affected versions
22 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
12 explicit affected versions
3 explicit affected versions
37 explicit affected versions
6 explicit affected versions
12 explicit affected versions
26 explicit affected versions
13 explicit affected versions
2 explicit affected versions
29 explicit affected versions
13 explicit affected versions
35 explicit affected versions
34 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
11 explicit affected versions
12 explicit affected versions
7 explicit affected versions
9 explicit affected versions
24 explicit affected versions
16 explicit affected versions
32 explicit affected versions
10 explicit affected versions
26 explicit affected versions
9 explicit affected versions
16 explicit affected versions
35 explicit affected versions
25 explicit affected versions
3 explicit affected versions
51 explicit affected versions
12 explicit affected versions
24 explicit affected versions
12 explicit affected versions
9 explicit affected versions
8 explicit affected versions
5 explicit affected versions
8 explicit affected versions
7 explicit affected versions
13 explicit affected versions
7 explicit affected versions
27 explicit affected versions
10 explicit affected versions
7 explicit affected versions
12 explicit affected versions
44 explicit affected versions
16 explicit affected versions
2 explicit affected versions
13 explicit affected versions
26 explicit affected versions
21 explicit affected versions
37 explicit affected versions
38 explicit affected versions
25 explicit affected versions
9 explicit affected versions
25 explicit affected versions
11 explicit affected versions
32 explicit affected versions
3 explicit affected versions
6 explicit affected versions
4 explicit affected versions
1 explicit affected versions
30 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
10 explicit affected versions
4 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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://git.kernel.org/linus/a282a2f10539dce2aa619e71e1817570d557fc97
- https://github.com/google/security-research/security/advisories/GHSA-jg27-jx6w-xwph
- https://github.com/torvalds/linux/commit/a282a2f10539dce2aa619e71e1817570d557fc97
- https://ubuntu.com/security/CVE-2023-44466
- https://ubuntu.com/security/notices/USN-6416-1
- https://ubuntu.com/security/notices/USN-6416-2
- https://ubuntu.com/security/notices/USN-6416-3
- https://ubuntu.com/security/notices/USN-6445-1
- https://ubuntu.com/security/notices/USN-6445-2
- https://ubuntu.com/security/notices/USN-6464-1
- https://ubuntu.com/security/notices/USN-6466-1
- https://ubuntu.com/security/notices/USN-6520-1
- https://www.cve.org/CVERecord?id=CVE-2023-44466
- https://www.spinics.net/lists/ceph-devel/msg57909.html