UBUNTU-CVE-2024-42306
In the Linux kernel, the following vulnerability has been resolved: udf: Avoid using corrupted block bitmap buffer When the filesystem block bitmap is corrupted, we detect the corruption while loading the bitmap and fail the allocation with error. However the next allocation from the same bitmap will notice the bitmap buffer is already loaded and tries to allocate from the bitmap with mixed results (depending on the exact nature of the bitmap corruption). Fix the problem by using BH_verified bit to indicate whether the bitmap is valid or not.
02 / AFFECTED SOFTWARE
Affected packages
33 explicit affected versions
9 explicit affected versions
17 explicit affected versions
87 explicit affected versions
11 explicit affected versions
10 explicit affected versions
13 explicit affected versions
26 explicit affected versions
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59 explicit affected versions
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19 explicit affected versions
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47 explicit affected versions
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57 explicit affected versions
47 explicit affected versions
8 explicit affected versions
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54 explicit affected versions
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53 explicit affected versions
9 explicit affected versions
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13 explicit affected versions
11 explicit affected versions
35 explicit affected versions
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13 explicit affected versions
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10 explicit affected versions
52 explicit affected versions
8 explicit affected versions
16 explicit affected versions
7 explicit affected versions
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7 explicit affected versions
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12 explicit affected versions
9 explicit affected versions
96 explicit affected versions
9 explicit affected versions
1 explicit affected versions
37 explicit affected versions
13 explicit affected versions
7 explicit affected versions
10 explicit affected versions
35 explicit affected versions
26 explicit affected versions
13 explicit affected versions
9 explicit affected versions
8 explicit affected versions
29 explicit affected versions
88 explicit affected versions
13 explicit affected versions
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8 explicit affected versions
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100 explicit affected versions
18 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
98 explicit affected versions
45 explicit affected versions
39 explicit affected versions
55 explicit affected versions
10 explicit affected versions
26 explicit affected versions
16 explicit affected versions
34 explicit affected versions
7 explicit affected versions
17 explicit affected versions
13 explicit affected versions
16 explicit affected versions
58 explicit affected versions
16 explicit affected versions
58 explicit affected versions
46 explicit affected versions
3 explicit affected versions
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51 explicit affected versions
14 explicit affected versions
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30 explicit affected versions
10 explicit affected versions
13 explicit affected versions
19 explicit affected versions
5 explicit affected versions
8 explicit affected versions
10 explicit affected versions
13 explicit affected versions
13 explicit affected versions
52 explicit affected versions
7 explicit affected versions
50 explicit affected versions
10 explicit affected versions
7 explicit affected versions
12 explicit affected versions
87 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
44 explicit affected versions
37 explicit affected versions
17 explicit affected versions
14 explicit affected versions
55 explicit affected versions
38 explicit affected versions
47 explicit affected versions
9 explicit affected versions
47 explicit affected versions
11 explicit affected versions
53 explicit affected versions
13 explicit affected versions
43 explicit affected versions
53 explicit affected versions
10 explicit affected versions
8 explicit affected versions
12 explicit affected versions
14 explicit affected versions
88 explicit affected versions
4 explicit affected versions
77 explicit affected versions
11 explicit affected versions
1 explicit affected versions
10 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: udf: Avoid using corrupted block bitmap buffer When the filesystem block bitmap is corrupted, we detect the corruption while loading the bitmap and fail the allocation with error. However the next allocation from the same bitmap will notice the bitmap buffer is already loaded and tries to allocate from the bitmap with mixed results (depending on the exact nature of the bitmap corruption). Fix the problem by using BH_verified bit to indicate whether the bitmap is valid or not.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/a90d4471146de21745980cba51ce88e7926bcc4f
- https://git.kernel.org/stable/c/2199e157a465aaf98294d3932797ecd7fce942d5
- https://git.kernel.org/stable/c/271cab2ca00652bc984e269cf1208699a1e09cdd
- https://git.kernel.org/stable/c/57053b3bcf3403b80db6f65aba284d7dfe7326af
- https://git.kernel.org/stable/c/6a43e3c210df6c5f00570f4be49a897677dbcb64
- https://git.kernel.org/stable/c/8ca170c39eca7cad6e0cfeb24e351d8f8eddcd65
- https://git.kernel.org/stable/c/a90d4471146de21745980cba51ce88e7926bcc4f
- https://git.kernel.org/stable/c/cae9e59cc41683408b70b9ab569f8654866ba914
- https://ubuntu.com/security/CVE-2024-42306
- https://ubuntu.com/security/notices/USN-7088-1
- https://ubuntu.com/security/notices/USN-7088-2
- https://ubuntu.com/security/notices/USN-7088-3
- https://ubuntu.com/security/notices/USN-7088-4
- https://ubuntu.com/security/notices/USN-7088-5
- https://ubuntu.com/security/notices/USN-7100-1
- https://ubuntu.com/security/notices/USN-7100-2
- https://ubuntu.com/security/notices/USN-7119-1
- https://ubuntu.com/security/notices/USN-7123-1
- https://ubuntu.com/security/notices/USN-7144-1
- https://ubuntu.com/security/notices/USN-7154-1
- https://ubuntu.com/security/notices/USN-7154-2
- https://ubuntu.com/security/notices/USN-7155-1
- https://ubuntu.com/security/notices/USN-7156-1
- https://ubuntu.com/security/notices/USN-7194-1
- https://ubuntu.com/security/notices/USN-7196-1
- https://www.cve.org/CVERecord?id=CVE-2024-42306