UBUNTU-CVE-2023-52664
In the Linux kernel, the following vulnerability has been resolved: net: atlantic: eliminate double free in error handling logic Driver has a logic leak in ring data allocation/free, where aq_ring_free could be called multiple times on same ring, if system is under stress and got memory allocation error. Ring pointer was used as an indicator of failure, but this is not correct since only ring data is allocated/deallocated. Ring itself is an array member. Changing ring allocation functions to return error code directly. This simplifies error handling and eliminates aq_ring_free on higher layer.
02 / AFFECTED SOFTWARE
Affected packages
7 explicit affected versions
39 explicit affected versions
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64 explicit affected versions
16 explicit affected versions
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27 explicit affected versions
39 explicit affected versions
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44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
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26 explicit affected versions
45 explicit affected versions
37 explicit affected versions
14 explicit affected versions
38 explicit affected versions
55 explicit affected versions
9 explicit affected versions
54 explicit affected versions
11 explicit affected versions
65 explicit affected versions
8 explicit affected versions
7 explicit affected versions
34 explicit affected versions
67 explicit affected versions
127 explicit affected versions
106 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
63 explicit affected versions
99 explicit affected versions
10 explicit affected versions
43 explicit affected versions
61 explicit affected versions
151 explicit affected versions
10 explicit affected versions
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14 explicit affected versions
92 explicit affected versions
4 explicit affected versions
78 explicit affected versions
7 explicit affected versions
1 explicit affected versions
53 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: net: atlantic: eliminate double free in error handling logic Driver has a logic leak in ring data allocation/free, where aq_ring_free could be called multiple times on same ring, if system is under stress and got memory allocation error. Ring pointer was used as an indicator of failure, but this is not correct since only ring data is allocated/deallocated. Ring itself is an array member. Changing ring allocation functions to return error code directly. This simplifies error handling and eliminates aq_ring_free on higher layer.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/b3cb7a830a24527877b0bc900b9bd74a96aea928
- https://git.kernel.org/stable/c/0edb3ae8bfa31cd544b0c195bdec00e036002b5d
- https://git.kernel.org/stable/c/b3cb7a830a24527877b0bc900b9bd74a96aea928
- https://git.kernel.org/stable/c/c11a870a73a3bc4cc7df6dd877a45b181795fcbf
- https://git.kernel.org/stable/c/d1fde4a7e1dcc4d49cce285107a7a43c3030878d
- https://ubuntu.com/security/CVE-2023-52664
- 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-7494-1
- https://ubuntu.com/security/notices/USN-7494-2
- https://ubuntu.com/security/notices/USN-7494-3
- https://ubuntu.com/security/notices/USN-7494-4
- https://ubuntu.com/security/notices/USN-7494-5
- https://ubuntu.com/security/notices/USN-7495-1
- https://ubuntu.com/security/notices/USN-7495-2
- https://ubuntu.com/security/notices/USN-7495-3
- https://ubuntu.com/security/notices/USN-7496-1
- https://ubuntu.com/security/notices/USN-7496-3
- https://ubuntu.com/security/notices/USN-7496-4
- https://ubuntu.com/security/notices/USN-7496-5
- https://ubuntu.com/security/notices/USN-7512-1
- https://ubuntu.com/security/notices/USN-7517-1
- https://ubuntu.com/security/notices/USN-7517-2
- https://ubuntu.com/security/notices/USN-7517-3
- https://ubuntu.com/security/notices/USN-7518-1
- https://ubuntu.com/security/notices/USN-7539-1
- https://ubuntu.com/security/notices/USN-7540-1
- https://ubuntu.com/security/notices/USN-7602-1
- https://ubuntu.com/security/notices/USN-7640-1
- https://www.cve.org/CVERecord?id=CVE-2023-52664