UBUNTU-CVE-2024-27046
In the Linux kernel, the following vulnerability has been resolved: nfp: flower: handle acti_netdevs allocation failure The kmalloc_array() in nfp_fl_lag_do_work() will return null, if the physical memory has run out. As a result, if we dereference the acti_netdevs, the null pointer dereference bugs will happen. This patch adds a check to judge whether allocation failure occurs. If it happens, the delayed work will be rescheduled and try again.
02 / AFFECTED SOFTWARE
Affected packages
6 explicit affected versions
38 explicit affected versions
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29 explicit affected versions
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4 explicit affected versions
61 explicit affected versions
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38 explicit affected versions
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6 explicit affected versions
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10 explicit affected versions
10 explicit affected versions
37 explicit affected versions
13 explicit affected versions
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1 explicit affected versions
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29 explicit affected versions
81 explicit affected versions
13 explicit affected versions
49 explicit affected versions
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93 explicit affected versions
9 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
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92 explicit affected versions
37 explicit affected versions
30 explicit affected versions
46 explicit affected versions
10 explicit affected versions
26 explicit affected versions
6 explicit affected versions
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1 explicit affected versions
6 explicit affected versions
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5 explicit affected versions
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16 explicit affected versions
49 explicit affected versions
39 explicit affected versions
3 explicit affected versions
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51 explicit affected versions
3 explicit affected versions
12 explicit affected versions
35 explicit affected versions
27 explicit affected versions
21 explicit affected versions
1 explicit affected versions
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10 explicit affected versions
5 explicit affected versions
2 explicit affected versions
13 explicit affected versions
81 explicit affected versions
13 explicit affected versions
45 explicit affected versions
7 explicit affected versions
41 explicit affected versions
10 explicit affected versions
12 explicit affected versions
12 explicit affected versions
80 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
8 explicit affected versions
13 explicit affected versions
26 explicit affected versions
35 explicit affected versions
37 explicit affected versions
6 explicit affected versions
14 explicit affected versions
38 explicit affected versions
39 explicit affected versions
9 explicit affected versions
38 explicit affected versions
11 explicit affected versions
46 explicit affected versions
7 explicit affected versions
20 explicit affected versions
1 explicit affected versions
44 explicit affected versions
13 explicit affected versions
43 explicit affected versions
46 explicit affected versions
10 explicit affected versions
14 explicit affected versions
81 explicit affected versions
4 explicit affected versions
70 explicit affected versions
11 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: nfp: flower: handle acti_netdevs allocation failure The kmalloc_array() in nfp_fl_lag_do_work() will return null, if the physical memory has run out. As a result, if we dereference the acti_netdevs, the null pointer dereference bugs will happen. This patch adds a check to judge whether allocation failure occurs. If it happens, the delayed work will be rescheduled and try again.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/84e95149bd341705f0eca6a7fcb955c548805002
- https://git.kernel.org/stable/c/0d387dc503f9a53e6d1f6e9dd0292d38f083eba5
- https://git.kernel.org/stable/c/3b1e8a617eb0f4cdc19def530047a95b5abde07d
- https://git.kernel.org/stable/c/408ba7fd04f959c61b50db79c983484312fea642
- https://git.kernel.org/stable/c/84e95149bd341705f0eca6a7fcb955c548805002
- https://git.kernel.org/stable/c/928705e341010dd910fdece61ccb974f494a758f
- https://git.kernel.org/stable/c/9d8eb1238377cd994829f9162ae396a84ae037b2
- https://git.kernel.org/stable/c/c8df9203bf22c66fa26e8d8c7f8ce181cf88099d
- https://git.kernel.org/stable/c/c9b4e220dd18f79507803f38a55d53b483f6c9c3
- https://git.kernel.org/stable/c/d746889db75a76aeee95fb705b8e1ac28c684a2e
- https://ubuntu.com/security/CVE-2024-27046
- https://ubuntu.com/security/notices/USN-6816-1
- https://ubuntu.com/security/notices/USN-6817-1
- https://ubuntu.com/security/notices/USN-6817-2
- https://ubuntu.com/security/notices/USN-6817-3
- https://ubuntu.com/security/notices/USN-6820-1
- https://ubuntu.com/security/notices/USN-6820-2
- https://ubuntu.com/security/notices/USN-6821-1
- https://ubuntu.com/security/notices/USN-6821-2
- https://ubuntu.com/security/notices/USN-6821-3
- https://ubuntu.com/security/notices/USN-6821-4
- https://ubuntu.com/security/notices/USN-6828-1
- https://ubuntu.com/security/notices/USN-6871-1
- https://ubuntu.com/security/notices/USN-6878-1
- https://ubuntu.com/security/notices/USN-6892-1
- https://ubuntu.com/security/notices/USN-6896-1
- https://ubuntu.com/security/notices/USN-6896-2
- https://ubuntu.com/security/notices/USN-6896-3
- https://ubuntu.com/security/notices/USN-6896-4
- https://ubuntu.com/security/notices/USN-6896-5
- https://ubuntu.com/security/notices/USN-6919-1
- https://www.cve.org/CVERecord?id=CVE-2024-27046