UBUNTU-CVE-2021-47501
In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc When trying to dump VFs VSI RX/TX descriptors using debugfs there was a crash due to NULL pointer dereference in i40e_dbg_dump_desc. Added a check to i40e_dbg_dump_desc that checks if VSI type is correct for dumping RX/TX descriptors.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
6 explicit affected versions
69 explicit affected versions
191 explicit affected versions
7 explicit affected versions
96 explicit affected versions
67 explicit affected versions
35 explicit affected versions
18 explicit affected versions
98 explicit affected versions
98 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
103 explicit affected versions
1 explicit affected versions
1 explicit affected versions
21 explicit affected versions
16 explicit affected versions
10 explicit affected versions
53 explicit affected versions
7 explicit affected versions
12 explicit affected versions
12 explicit affected versions
1 explicit affected versions
7 explicit affected versions
86 explicit affected versions
12 explicit affected versions
101 explicit affected versions
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12 explicit affected versions
97 explicit affected versions
102 explicit affected versions
10 explicit affected versions
169 explicit affected versions
37 explicit affected versions
10 explicit affected versions
1 explicit affected versions
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26 explicit affected versions
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1 explicit affected versions
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89 explicit affected versions
13 explicit affected versions
1 explicit affected versions
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101 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
96 explicit affected versions
11 explicit affected versions
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7 explicit affected versions
12 explicit affected versions
99 explicit affected versions
2 explicit affected versions
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146 explicit affected versions
132 explicit affected versions
10 explicit affected versions
26 explicit affected versions
35 explicit affected versions
13 explicit affected versions
119 explicit affected versions
59 explicit affected versions
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3 explicit affected versions
73 explicit affected versions
1 explicit affected versions
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12 explicit affected versions
27 explicit affected versions
1 explicit affected versions
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76 explicit affected versions
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1 explicit affected versions
10 explicit affected versions
88 explicit affected versions
13 explicit affected versions
53 explicit affected versions
7 explicit affected versions
74 explicit affected versions
10 explicit affected versions
12 explicit affected versions
88 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
37 explicit affected versions
38 explicit affected versions
9 explicit affected versions
11 explicit affected versions
7 explicit affected versions
79 explicit affected versions
60 explicit affected versions
123 explicit affected versions
102 explicit affected versions
4 explicit affected versions
95 explicit affected versions
43 explicit affected versions
54 explicit affected versions
126 explicit affected versions
146 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
89 explicit affected versions
4 explicit affected versions
78 explicit affected versions
1 explicit affected versions
49 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc When trying to dump VFs VSI RX/TX descriptors using debugfs there was a crash due to NULL pointer dereference in i40e_dbg_dump_desc. Added a check to i40e_dbg_dump_desc that checks if VSI type is correct for dumping RX/TX descriptors.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/23ec111bf3549aae37140330c31a16abfc172421
- https://git.kernel.org/stable/c/16431e442db248ecd8aa9457cf0a656f1885f56e
- https://git.kernel.org/stable/c/23ec111bf3549aae37140330c31a16abfc172421
- https://git.kernel.org/stable/c/e5b7fb2198abc50058f1a29c395b004f76ab1c83
- https://ubuntu.com/security/CVE-2021-47501
- https://ubuntu.com/security/notices/USN-7159-1
- https://ubuntu.com/security/notices/USN-7159-2
- https://ubuntu.com/security/notices/USN-7159-3
- https://ubuntu.com/security/notices/USN-7159-4
- https://ubuntu.com/security/notices/USN-7159-5
- https://ubuntu.com/security/notices/USN-7183-1
- https://ubuntu.com/security/notices/USN-7184-1
- https://ubuntu.com/security/notices/USN-7185-1
- https://ubuntu.com/security/notices/USN-7185-2
- https://ubuntu.com/security/notices/USN-7195-1
- https://ubuntu.com/security/notices/USN-7195-2
- https://www.cve.org/CVERecord?id=CVE-2021-47501