UBUNTU-CVE-2020-25704
A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
6 explicit affected versions
56 explicit affected versions
18 explicit affected versions
37 explicit affected versions
10 explicit affected versions
67 explicit affected versions
23 explicit affected versions
1 explicit affected versions
1 explicit affected versions
12 explicit affected versions
1 explicit affected versions
7 explicit affected versions
11 explicit affected versions
1 explicit affected versions
19 explicit affected versions
25 explicit affected versions
18 explicit affected versions
12 explicit affected versions
10 explicit affected versions
35 explicit affected versions
5 explicit affected versions
34 explicit affected versions
1 explicit affected versions
1 explicit affected versions
22 explicit affected versions
13 explicit affected versions
51 explicit affected versions
1 explicit affected versions
21 explicit affected versions
31 explicit affected versions
10 explicit affected versions
11 explicit affected versions
19 explicit affected versions
54 explicit affected versions
13 explicit affected versions
59 explicit affected versions
1 explicit affected versions
13 explicit affected versions
67 explicit affected versions
1 explicit affected versions
16 explicit affected versions
9 explicit affected versions
1 explicit affected versions
9 explicit affected versions
1 explicit affected versions
13 explicit affected versions
3 explicit affected versions
9 explicit affected versions
36 explicit affected versions
44 explicit affected versions
16 explicit affected versions
5 explicit affected versions
38 explicit affected versions
9 explicit affected versions
9 explicit affected versions
83 explicit affected versions
44 explicit affected versions
5 explicit affected versions
8 explicit affected versions
43 explicit affected versions
1 explicit affected versions
12 explicit affected versions
13 explicit affected versions
4 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=7bdb157cdebbf95a1cd94ed2e01b338714075d00
- https://ubuntu.com/security/CVE-2020-25704
- https://ubuntu.com/security/notices/USN-4679-1
- https://ubuntu.com/security/notices/USN-4710-1
- https://ubuntu.com/security/notices/USN-4711-1
- https://ubuntu.com/security/notices/USN-4751-1
- https://ubuntu.com/security/notices/USN-4752-1
- https://www.cve.org/CVERecord?id=CVE-2020-25704
- https://www.openwall.com/lists/oss-security/2020/11/09/1