UBUNTU-CVE-2024-39493
In the Linux kernel, the following vulnerability has been resolved: crypto: qat - Fix ADF_DEV_RESET_SYNC memory leak Using completion_done to determine whether the caller has gone away only works after a complete call. Furthermore it's still possible that the caller has not yet called wait_for_completion, resulting in another potential UAF. Fix this by making the caller use cancel_work_sync and then freeing the memory safely.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
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38 explicit affected versions
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6 explicit affected versions
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50 explicit affected versions
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47 explicit affected versions
29 explicit affected versions
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33 explicit affected versions
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26 explicit affected versions
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13 explicit affected versions
41 explicit affected versions
53 explicit affected versions
7 explicit affected versions
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41 explicit affected versions
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3 explicit affected versions
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11 explicit affected versions
43 explicit affected versions
4 explicit affected versions
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11 explicit affected versions
93 explicit affected versions
83 explicit affected versions
54 explicit affected versions
5 explicit affected versions
35 explicit affected versions
12 explicit affected versions
44 explicit affected versions
13 explicit affected versions
52 explicit affected versions
6 explicit affected versions
12 explicit affected versions
50 explicit affected versions
12 explicit affected versions
91 explicit affected versions
27 explicit affected versions
12 explicit affected versions
7 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: crypto: qat - Fix ADF_DEV_RESET_SYNC memory leak Using completion_done to determine whether the caller has gone away only works after a complete call. Furthermore it's still possible that the caller has not yet called wait_for_completion, resulting in another potential UAF. Fix this by making the caller use cancel_work_sync and then freeing the memory safely.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/d3b17c6d9dddc2db3670bc9be628b122416a3d26
- https://git.kernel.org/stable/c/0ce5964b82f212f4df6a9813f09a0b5de15bd9c8
- https://git.kernel.org/stable/c/3fb4601e0db10d4fe25e46f3fa308d40d37366bd
- https://git.kernel.org/stable/c/6396b33e98c096bff9c253ed49c008247963492a
- https://git.kernel.org/stable/c/a718b6d2a329e069b27d9049a71be5931e71d960
- https://git.kernel.org/stable/c/c2d443aa1ae3175c13a665f3a24b8acd759ce9c3
- https://git.kernel.org/stable/c/d0fd124972724cce0d48b9865ce3e273ef69e246
- https://git.kernel.org/stable/c/d3b17c6d9dddc2db3670bc9be628b122416a3d26
- https://git.kernel.org/stable/c/e7428e7e3fe94a5089dc12ffe5bc31574d2315ad
- https://ubuntu.com/security/CVE-2024-39493
- https://ubuntu.com/security/notices/USN-6951-1
- https://ubuntu.com/security/notices/USN-6951-2
- https://ubuntu.com/security/notices/USN-6951-3
- https://ubuntu.com/security/notices/USN-6951-4
- https://ubuntu.com/security/notices/USN-6953-1
- https://ubuntu.com/security/notices/USN-6979-1
- https://ubuntu.com/security/notices/USN-6999-1
- https://ubuntu.com/security/notices/USN-6999-2
- https://ubuntu.com/security/notices/USN-7004-1
- https://ubuntu.com/security/notices/USN-7005-1
- https://ubuntu.com/security/notices/USN-7005-2
- 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-7008-1
- https://ubuntu.com/security/notices/USN-7009-1
- https://ubuntu.com/security/notices/USN-7009-2
- https://ubuntu.com/security/notices/USN-7029-1
- https://www.cve.org/CVERecord?id=CVE-2024-39493