UBUNTU-CVE-2023-52606
In the Linux kernel, the following vulnerability has been resolved: powerpc/lib: Validate size for vector operations Some of the fp/vmx code in sstep.c assume a certain maximum size for the instructions being emulated. The size of those operations however is determined separately in analyse_instr(). Add a check to validate the assumption on the maximum size of the operations, so as to prevent any unintended kernel stack corruption.
02 / AFFECTED SOFTWARE
Affected packages
7 explicit affected versions
29 explicit affected versions
41 explicit affected versions
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12 explicit affected versions
16 explicit affected versions
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50 explicit affected versions
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36 explicit affected versions
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7 explicit affected versions
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7 explicit affected versions
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35 explicit affected versions
3 explicit affected versions
14 explicit affected versions
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5 explicit affected versions
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30 explicit affected versions
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13 explicit affected versions
4 explicit affected versions
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23 explicit affected versions
1 explicit affected versions
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10 explicit affected versions
41 explicit affected versions
7 explicit affected versions
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34 explicit affected versions
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10 explicit affected versions
7 explicit affected versions
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12 explicit affected versions
89 explicit affected versions
97 explicit affected versions
12 explicit affected versions
85 explicit affected versions
120 explicit affected versions
10 explicit affected versions
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37 explicit affected versions
9 explicit affected versions
10 explicit affected versions
23 explicit affected versions
1 explicit affected versions
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26 explicit affected versions
13 explicit affected versions
144 explicit affected versions
4 explicit affected versions
1 explicit affected versions
29 explicit affected versions
78 explicit affected versions
13 explicit affected versions
47 explicit affected versions
1 explicit affected versions
73 explicit affected versions
45 explicit affected versions
89 explicit affected versions
7 explicit affected versions
33 explicit affected versions
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10 explicit affected versions
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11 explicit affected versions
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10 explicit affected versions
26 explicit affected versions
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16 explicit affected versions
47 explicit affected versions
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3 explicit affected versions
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1 explicit affected versions
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5 explicit affected versions
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10 explicit affected versions
12 explicit affected versions
12 explicit affected versions
76 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
33 explicit affected versions
37 explicit affected versions
14 explicit affected versions
38 explicit affected versions
167 explicit affected versions
37 explicit affected versions
9 explicit affected versions
36 explicit affected versions
11 explicit affected versions
44 explicit affected versions
8 explicit affected versions
7 explicit affected versions
18 explicit affected versions
97 explicit affected versions
48 explicit affected versions
121 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
42 explicit affected versions
10 explicit affected versions
43 explicit affected versions
42 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
77 explicit affected versions
4 explicit affected versions
66 explicit affected versions
7 explicit affected versions
1 explicit affected versions
69 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: powerpc/lib: Validate size for vector operations Some of the fp/vmx code in sstep.c assume a certain maximum size for the instructions being emulated. The size of those operations however is determined separately in analyse_instr(). Add a check to validate the assumption on the maximum size of the operations, so as to prevent any unintended kernel stack corruption.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/8f9abaa6d7de0a70fc68acaedce290c1f96e2e59
- https://git.kernel.org/stable/c/0580f4403ad33f379eef865c2a6fe94de37febdf
- https://git.kernel.org/stable/c/28b8ba8eebf26f66d9f2df4ba550b6b3b136082c
- https://git.kernel.org/stable/c/42084a428a139f1a429f597d44621e3a18f3e414
- https://git.kernel.org/stable/c/848e1d7fd710900397e1d0e7584680c1c04e3afd
- https://git.kernel.org/stable/c/8f9abaa6d7de0a70fc68acaedce290c1f96e2e59
- https://git.kernel.org/stable/c/abd26515d4b767ba48241eea77b28ce0872aef3e
- https://git.kernel.org/stable/c/beee482cc4c9a6b1dcffb2e190b4fd8782258678
- https://git.kernel.org/stable/c/de4f5ed63b8a199704d8cdcbf810309d7eb4b36b
- https://ubuntu.com/security/CVE-2023-52606
- https://ubuntu.com/security/notices/USN-6688-1
- https://ubuntu.com/security/notices/USN-6766-1
- https://ubuntu.com/security/notices/USN-6766-2
- https://ubuntu.com/security/notices/USN-6766-3
- https://ubuntu.com/security/notices/USN-6767-1
- https://ubuntu.com/security/notices/USN-6767-2
- https://ubuntu.com/security/notices/USN-6795-1
- https://ubuntu.com/security/notices/USN-6818-1
- https://ubuntu.com/security/notices/USN-6818-2
- https://ubuntu.com/security/notices/USN-6818-3
- https://ubuntu.com/security/notices/USN-6818-4
- https://ubuntu.com/security/notices/USN-6819-1
- https://ubuntu.com/security/notices/USN-6819-2
- https://ubuntu.com/security/notices/USN-6819-3
- https://ubuntu.com/security/notices/USN-6819-4
- https://ubuntu.com/security/notices/USN-6828-1
- https://www.cve.org/CVERecord?id=CVE-2023-52606