UBUNTU-CVE-2024-38548
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: cdns-mhdp8546: Fix possible null pointer dereference In cdns_mhdp_atomic_enable(), the return value of drm_mode_duplicate() is assigned to mhdp_state->current_mode, and there is a dereference of it in drm_mode_set_name(), which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Fix this bug add a check of mhdp_state->current_mode.
02 / AFFECTED SOFTWARE
Affected packages
37 explicit affected versions
7 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
11 explicit affected versions
21 explicit affected versions
16 explicit affected versions
10 explicit affected versions
7 explicit affected versions
8 explicit affected versions
11 explicit affected versions
35 explicit affected versions
13 explicit affected versions
49 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
54 explicit affected versions
19 explicit affected versions
6 explicit affected versions
58 explicit affected versions
8 explicit affected versions
44 explicit affected versions
44 explicit affected versions
10 explicit affected versions
1 explicit affected versions
7 explicit affected versions
51 explicit affected versions
7 explicit affected versions
50 explicit affected versions
2 explicit affected versions
13 explicit affected versions
4 explicit affected versions
35 explicit affected versions
11 explicit affected versions
16 explicit affected versions
18 explicit affected versions
12 explicit affected versions
31 explicit affected versions
9 explicit affected versions
7 explicit affected versions
12 explicit affected versions
42 explicit affected versions
12 explicit affected versions
14 explicit affected versions
7 explicit affected versions
12 explicit affected versions
12 explicit affected versions
2 explicit affected versions
11 explicit affected versions
3 explicit affected versions
37 explicit affected versions
13 explicit affected versions
1 explicit affected versions
10 explicit affected versions
26 explicit affected versions
13 explicit affected versions
6 explicit affected versions
29 explicit affected versions
13 explicit affected versions
55 explicit affected versions
1 explicit affected versions
2 explicit affected versions
53 explicit affected versions
15 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
1 explicit affected versions
11 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
42 explicit affected versions
36 explicit affected versions
52 explicit affected versions
10 explicit affected versions
26 explicit affected versions
3 explicit affected versions
26 explicit affected versions
9 explicit affected versions
1 explicit affected versions
2 explicit affected versions
10 explicit affected versions
13 explicit affected versions
2 explicit affected versions
2 explicit affected versions
9 explicit affected versions
16 explicit affected versions
55 explicit affected versions
10 explicit affected versions
43 explicit affected versions
51 explicit affected versions
3 explicit affected versions
12 explicit affected versions
41 explicit affected versions
27 explicit affected versions
27 explicit affected versions
16 explicit affected versions
5 explicit affected versions
8 explicit affected versions
10 explicit affected versions
6 explicit affected versions
13 explicit affected versions
7 explicit affected versions
46 explicit affected versions
10 explicit affected versions
13 explicit affected versions
12 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
41 explicit affected versions
37 explicit affected versions
10 explicit affected versions
14 explicit affected versions
38 explicit affected versions
44 explicit affected versions
9 explicit affected versions
44 explicit affected versions
11 explicit affected versions
52 explicit affected versions
7 explicit affected versions
25 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
5 explicit affected versions
50 explicit affected versions
13 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
4 explicit affected versions
11 explicit affected versions
1 explicit affected versions
3 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: cdns-mhdp8546: Fix possible null pointer dereference In cdns_mhdp_atomic_enable(), the return value of drm_mode_duplicate() is assigned to mhdp_state->current_mode, and there is a dereference of it in drm_mode_set_name(), which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Fix this bug add a check of mhdp_state->current_mode.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/935a92a1c400285545198ca2800a4c6c519c650a
- https://git.kernel.org/stable/c/32fb2ef124c3301656ac6c789a2ef35ef69a66da
- https://git.kernel.org/stable/c/47889711da20be9b43e1e136e5cb68df37cbcc79
- https://git.kernel.org/stable/c/85d1a27402f81f2e04b0e67d20f749c2a14edbb3
- https://git.kernel.org/stable/c/89788cd9824c28ffcdea40232c458233353d1896
- https://git.kernel.org/stable/c/935a92a1c400285545198ca2800a4c6c519c650a
- https://git.kernel.org/stable/c/ca53b7efd4ba6ae92fd2b3085cb099c745e96965
- https://git.kernel.org/stable/c/dcf53e6103b26e7458be71491d0641f49fbd5840
- https://ubuntu.com/security/CVE-2024-38548
- https://ubuntu.com/security/notices/USN-6949-1
- https://ubuntu.com/security/notices/USN-6949-2
- https://ubuntu.com/security/notices/USN-6952-1
- https://ubuntu.com/security/notices/USN-6952-2
- https://ubuntu.com/security/notices/USN-6955-1
- https://ubuntu.com/security/notices/USN-7007-1
- https://ubuntu.com/security/notices/USN-7007-2
- https://ubuntu.com/security/notices/USN-7007-3
- https://ubuntu.com/security/notices/USN-7009-1
- https://ubuntu.com/security/notices/USN-7009-2
- https://ubuntu.com/security/notices/USN-7019-1
- https://www.cve.org/CVERecord?id=CVE-2024-38548