UBUNTU-CVE-2021-47260
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a potential NULL dereference in nfs_get_client() None of the callers are expecting NULL returns from nfs_get_client() so this code will lead to an Oops. It's better to return an error pointer. I expect that this is dead code so hopefully no one is affected.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
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3 explicit affected versions
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69 explicit affected versions
29 explicit affected versions
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35 explicit affected versions
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109 explicit affected versions
1 explicit affected versions
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1 explicit affected versions
7 explicit affected versions
12 explicit affected versions
12 explicit affected versions
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11 explicit affected versions
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71 explicit affected versions
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26 explicit affected versions
13 explicit affected versions
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3 explicit affected versions
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1 explicit affected versions
1 explicit affected versions
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26 explicit affected versions
37 explicit affected versions
38 explicit affected versions
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5 explicit affected versions
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47 explicit affected versions
21 explicit affected versions
43 explicit affected versions
1 explicit affected versions
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95 explicit affected versions
10 explicit affected versions
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24 explicit affected versions
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03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a potential NULL dereference in nfs_get_client() None of the callers are expecting NULL returns from nfs_get_client() so this code will lead to an Oops. It's better to return an error pointer. I expect that this is dead code so hopefully no one is affected.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/09226e8303beeec10f2ff844d2e46d1371dc58e0
- https://git.kernel.org/stable/c/0057ecef9f324007c0ba5fcca4ddd131178ce78b
- https://git.kernel.org/stable/c/09226e8303beeec10f2ff844d2e46d1371dc58e0
- https://git.kernel.org/stable/c/279ad78a00f8b9c5ff24171a59297187a3bd44b7
- https://git.kernel.org/stable/c/4b380a7d84ef2ce3f4f5bec5d8706ed937ac6502
- https://git.kernel.org/stable/c/58ddf61f10b8f9b7b1341644bfee2f1c6508d4e1
- https://git.kernel.org/stable/c/634f17ff1d59905eb3b4bbbc00805961d08beaee
- https://git.kernel.org/stable/c/a979e601000982a3ca693171a6d4dffc47f8ad00
- https://git.kernel.org/stable/c/fab8bfdfb4aac9e4e8363666333adfdf21e89106
- https://ubuntu.com/security/CVE-2021-47260
- https://ubuntu.com/security/notices/USN-7607-1
- https://ubuntu.com/security/notices/USN-7607-2
- https://ubuntu.com/security/notices/USN-7607-3
- https://www.cve.org/CVERecord?id=CVE-2021-47260