UBUNTU-CVE-2024-53055
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix 6 GHz scan construction If more than 255 colocated APs exist for the set of all APs found during 2.4/5 GHz scanning, then the 6 GHz scan construction will loop forever since the loop variable has type u8, which can never reach the number found when that's bigger than 255, and is stored in a u32 variable. Also move it into the loops to have a smaller scope. Using a u32 there is fine, we limit the number of APs in the scan list and each has a limit on the number of RNR entries due to the frame size. With a limit of 1000 scan results, a frame size upper bound of 4096 (really it's more like ~2300) and a TBTT entry size of at least 11, we get an upper bound for the number of ~372k, well in the bounds of a u32.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
8 explicit affected versions
37 explicit affected versions
15 explicit affected versions
7 explicit affected versions
1 explicit affected versions
13 explicit affected versions
14 explicit affected versions
10 explicit affected versions
34 explicit affected versions
8 explicit affected versions
10 explicit affected versions
52 explicit affected versions
10 explicit affected versions
12 explicit affected versions
15 explicit affected versions
60 explicit affected versions
7 explicit affected versions
11 explicit affected versions
41 explicit affected versions
57 explicit affected versions
7 explicit affected versions
12 explicit affected versions
15 explicit affected versions
13 explicit affected versions
4 explicit affected versions
12 explicit affected versions
19 explicit affected versions
6 explicit affected versions
67 explicit affected versions
21 explicit affected versions
52 explicit affected versions
60 explicit affected versions
53 explicit affected versions
10 explicit affected versions
58 explicit affected versions
12 explicit affected versions
19 explicit affected versions
59 explicit affected versions
7 explicit affected versions
16 explicit affected versions
13 explicit affected versions
18 explicit affected versions
35 explicit affected versions
19 explicit affected versions
19 explicit affected versions
18 explicit affected versions
18 explicit affected versions
41 explicit affected versions
21 explicit affected versions
13 explicit affected versions
23 explicit affected versions
26 explicit affected versions
1 explicit affected versions
21 explicit affected versions
16 explicit affected versions
10 explicit affected versions
22 explicit affected versions
1 explicit affected versions
50 explicit affected versions
12 explicit affected versions
14 explicit affected versions
24 explicit affected versions
7 explicit affected versions
2 explicit affected versions
12 explicit affected versions
12 explicit affected versions
16 explicit affected versions
26 explicit affected versions
13 explicit affected versions
12 explicit affected versions
29 explicit affected versions
13 explicit affected versions
64 explicit affected versions
15 explicit affected versions
16 explicit affected versions
59 explicit affected versions
22 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
50 explicit affected versions
44 explicit affected versions
60 explicit affected versions
10 explicit affected versions
23 explicit affected versions
26 explicit affected versions
20 explicit affected versions
1 explicit affected versions
11 explicit affected versions
5 explicit affected versions
13 explicit affected versions
21 explicit affected versions
16 explicit affected versions
63 explicit affected versions
24 explicit affected versions
20 explicit affected versions
51 explicit affected versions
3 explicit affected versions
1 explicit affected versions
2 explicit affected versions
51 explicit affected versions
7 explicit affected versions
12 explicit affected versions
47 explicit affected versions
27 explicit affected versions
34 explicit affected versions
17 explicit affected versions
8 explicit affected versions
20 explicit affected versions
13 explicit affected versions
13 explicit affected versions
7 explicit affected versions
2 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
45 explicit affected versions
37 explicit affected versions
25 explicit affected versions
14 explicit affected versions
38 explicit affected versions
52 explicit affected versions
9 explicit affected versions
51 explicit affected versions
11 explicit affected versions
33 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
1 explicit affected versions
58 explicit affected versions
13 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
19 explicit affected versions
14 explicit affected versions
4 explicit affected versions
78 explicit affected versions
11 explicit affected versions
1 explicit affected versions
14 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix 6 GHz scan construction If more than 255 colocated APs exist for the set of all APs found during 2.4/5 GHz scanning, then the 6 GHz scan construction will loop forever since the loop variable has type u8, which can never reach the number found when that's bigger than 255, and is stored in a u32 variable. Also move it into the loops to have a smaller scope. Using a u32 there is fine, we limit the number of APs in the scan list and each has a limit on the number of RNR entries due to the frame size. With a limit of 1000 scan results, a frame size upper bound of 4096 (really it's more like ~2300) and a TBTT entry size of at least 11, we get an upper bound for the number of ~372k, well in the bounds of a u32.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/7245012f0f496162dd95d888ed2ceb5a35170f1a
- https://git.kernel.org/stable/c/2ac15e5a8f42fed5d90ed9e1197600913678c50f
- https://git.kernel.org/stable/c/2ccd5badadab2d586e91546bf5af3deda07fef1f
- https://git.kernel.org/stable/c/7245012f0f496162dd95d888ed2ceb5a35170f1a
- https://git.kernel.org/stable/c/cde8a7eb5c6762264ff0f4433358e0a0d250c875
- https://git.kernel.org/stable/c/fc621e7a043de346c33bd7ae7e2e0c651d6152ef
- https://ubuntu.com/security/CVE-2024-53055
- https://ubuntu.com/security/notices/USN-7276-1
- https://ubuntu.com/security/notices/USN-7277-1
- https://ubuntu.com/security/notices/USN-7288-1
- https://ubuntu.com/security/notices/USN-7288-2
- https://ubuntu.com/security/notices/USN-7289-1
- https://ubuntu.com/security/notices/USN-7289-2
- https://ubuntu.com/security/notices/USN-7289-3
- https://ubuntu.com/security/notices/USN-7289-4
- https://ubuntu.com/security/notices/USN-7291-1
- https://ubuntu.com/security/notices/USN-7305-1
- https://ubuntu.com/security/notices/USN-7308-1
- https://ubuntu.com/security/notices/USN-7310-1
- https://ubuntu.com/security/notices/USN-7331-1
- https://ubuntu.com/security/notices/USN-7388-1
- https://ubuntu.com/security/notices/USN-7389-1
- https://ubuntu.com/security/notices/USN-7390-1
- https://ubuntu.com/security/notices/USN-7449-1
- https://ubuntu.com/security/notices/USN-7449-2
- https://ubuntu.com/security/notices/USN-7450-1
- https://ubuntu.com/security/notices/USN-7451-1
- https://ubuntu.com/security/notices/USN-7452-1
- https://ubuntu.com/security/notices/USN-7453-1
- https://ubuntu.com/security/notices/USN-7458-1
- https://ubuntu.com/security/notices/USN-7468-1
- https://ubuntu.com/security/notices/USN-7523-1
- https://ubuntu.com/security/notices/USN-7524-1
- https://www.cve.org/CVERecord?id=CVE-2024-53055