UBUNTU-CVE-2021-3347
An issue was discovered in the Linux kernel through 5.10.11. PI futexes have a kernel stack use-after-free during fault handling, allowing local users to execute code in the kernel, aka CID-34b1a1ce1458.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
6 explicit affected versions
57 explicit affected versions
191 explicit affected versions
61 explicit affected versions
21 explicit affected versions
42 explicit affected versions
15 explicit affected versions
72 explicit affected versions
23 explicit affected versions
1 explicit affected versions
1 explicit affected versions
15 explicit affected versions
1 explicit affected versions
7 explicit affected versions
12 explicit affected versions
1 explicit affected versions
23 explicit affected versions
31 explicit affected versions
60 explicit affected versions
22 explicit affected versions
17 explicit affected versions
10 explicit affected versions
40 explicit affected versions
8 explicit affected versions
59 explicit affected versions
39 explicit affected versions
1 explicit affected versions
5 explicit affected versions
1 explicit affected versions
29 explicit affected versions
13 explicit affected versions
56 explicit affected versions
1 explicit affected versions
25 explicit affected versions
33 explicit affected versions
10 explicit affected versions
11 explicit affected versions
23 explicit affected versions
2 explicit affected versions
59 explicit affected versions
19 explicit affected versions
64 explicit affected versions
1 explicit affected versions
125 explicit affected versions
3 explicit affected versions
18 explicit affected versions
72 explicit affected versions
1 explicit affected versions
21 explicit affected versions
13 explicit affected versions
1 explicit affected versions
13 explicit affected versions
1 explicit affected versions
18 explicit affected versions
6 explicit affected versions
81 explicit affected versions
12 explicit affected versions
41 explicit affected versions
44 explicit affected versions
16 explicit affected versions
8 explicit affected versions
38 explicit affected versions
9 explicit affected versions
103 explicit affected versions
13 explicit affected versions
88 explicit affected versions
38 explicit affected versions
49 explicit affected versions
9 explicit affected versions
12 explicit affected versions
43 explicit affected versions
1 explicit affected versions
12 explicit affected versions
16 explicit affected versions
4 explicit affected versions
3 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
An issue was discovered in the Linux kernel through 5.10.11. PI futexes have a kernel stack use-after-free during fault handling, allowing local users to execute code in the kernel, aka CID-34b1a1ce1458.
05 / REFERENCES
Further evidence
- https://ubuntu.com/security/CVE-2021-3347
- https://ubuntu.com/security/notices/USN-4878-1
- https://ubuntu.com/security/notices/USN-4884-1
- https://ubuntu.com/security/notices/USN-4907-1
- https://ubuntu.com/security/notices/USN-4910-1
- https://www.cve.org/CVERecord?id=CVE-2021-3347
- https://www.openwall.com/lists/oss-security/2021/01/29/1