UBUNTU-CVE-2023-3773
A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to cause a 4 byte out-of-bounds read of XFRMA_MTIMER_THRESH when parsing netlink attributes, leading to potential leakage of sensitive heap data to userspace.
02 / AFFECTED SOFTWARE
Affected packages
22 explicit affected versions
33 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
6 explicit affected versions
42 explicit affected versions
28 explicit affected versions
39 explicit affected versions
28 explicit affected versions
35 explicit affected versions
7 explicit affected versions
36 explicit affected versions
35 explicit affected versions
10 explicit affected versions
18 explicit affected versions
22 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
9 explicit affected versions
7 explicit affected versions
12 explicit affected versions
26 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
12 explicit affected versions
5 explicit affected versions
37 explicit affected versions
8 explicit affected versions
16 explicit affected versions
26 explicit affected versions
13 explicit affected versions
3 explicit affected versions
29 explicit affected versions
13 explicit affected versions
39 explicit affected versions
38 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
12 explicit affected versions
28 explicit affected versions
20 explicit affected versions
36 explicit affected versions
10 explicit affected versions
26 explicit affected versions
11 explicit affected versions
16 explicit affected versions
39 explicit affected versions
29 explicit affected versions
3 explicit affected versions
51 explicit affected versions
12 explicit affected versions
26 explicit affected versions
16 explicit affected versions
13 explicit affected versions
8 explicit affected versions
5 explicit affected versions
8 explicit affected versions
9 explicit affected versions
13 explicit affected versions
7 explicit affected versions
31 explicit affected versions
10 explicit affected versions
9 explicit affected versions
12 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
25 explicit affected versions
37 explicit affected versions
38 explicit affected versions
29 explicit affected versions
9 explicit affected versions
29 explicit affected versions
11 explicit affected versions
36 explicit affected versions
5 explicit affected versions
10 explicit affected versions
4 explicit affected versions
1 explicit affected versions
34 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
12 explicit affected versions
4 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to cause a 4 byte out-of-bounds read of XFRMA_MTIMER_THRESH when parsing netlink attributes, leading to potential leakage of sensitive heap data to userspace.
05 / REFERENCES
Further evidence
- https://access.redhat.com/security/cve/CVE-2023-3773
- https://lore.kernel.org/all/[email protected]/T/#u
- https://ubuntu.com/security/CVE-2023-3773
- https://ubuntu.com/security/notices/USN-6415-1
- https://ubuntu.com/security/notices/USN-6534-1
- https://ubuntu.com/security/notices/USN-6534-2
- https://ubuntu.com/security/notices/USN-6534-3
- https://ubuntu.com/security/notices/USN-6549-1
- https://ubuntu.com/security/notices/USN-6549-2
- https://ubuntu.com/security/notices/USN-6549-3
- https://ubuntu.com/security/notices/USN-6549-4
- https://ubuntu.com/security/notices/USN-6549-5
- https://www.cve.org/CVERecord?id=CVE-2023-3773