CVE-2021-3347high
Description
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.
References
http://www.openwall.com/lists/oss-security/2021/01/29/4
http://www.openwall.com/lists/oss-security/2021/01/29/5
http://www.openwall.com/lists/oss-security/2021/02/01/4
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
https://security.netapp.com/advisory/ntap-20210304-0005/
https://www.debian.org/security/2021/dsa-4843
Details
Source: MITRE
Published: 2021-01-29
Updated: 2021-03-15
Type: CWE-416
Risk Information
CVSS v2
Base Score: 7.2
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.9
Severity: HIGH
CVSS v3
Base Score: 7.8
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8
Severity: HIGH