An issue was discovered in the Linux kernel 4.4 through 5.7.1. drivers/tty/vt/keyboard.c has an integer overflow if k_ascii is called several times in a row, aka CID-b86dab054059. NOTE: Members in the community argue that the integer overflow does not lead to a security issue in this case.
References
Link | Resource |
---|---|
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b86dab054059b970111b5516ae548efaae5b3aae | Patch Vendor Advisory |
https://lkml.org/lkml/2020/3/22/482 | Exploit Vendor Advisory |
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html | Mailing List Third Party Advisory |
https://usn.ubuntu.com/4427-1/ | Third Party Advisory |
https://usn.ubuntu.com/4439-1/ | Third Party Advisory |
https://usn.ubuntu.com/4440-1/ | Third Party Advisory |
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html | Mailing List Third Party Advisory |
https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html | Mailing List Third Party Advisory |
https://usn.ubuntu.com/4483-1/ | Third Party Advisory |
https://usn.ubuntu.com/4485-1/ | Third Party Advisory |
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=dad0bf9ce93fa40b667eccd3306783f4db4b932b | Vendor Advisory |
https://www.oracle.com/security-alerts/cpujul2022.html | Third Party Advisory |
Configurations
Configuration 1 (hide)
|
Configuration 2 (hide)
|
Configuration 3 (hide)
|
Information
Published : 2020-06-08 22:15
Updated : 2023-02-24 10:42
NVD link : CVE-2020-13974
Mitre link : CVE-2020-13974
JSON object : View
CWE
CWE-190
Integer Overflow or Wraparound
Products Affected
debian
- debian_linux
canonical
- ubuntu_linux
linux
- linux_kernel