Select your cookie preferences

We use cookies and similar tools to enhance your experience, provide our services, deliver relevant advertising, and make improvements. Approved third parties also use these tools to help us deliver advertising and provide certain site features.

CVE-2022-1462

Public on 2022-06-02
Modified on 2022-12-07
Description

An out-of-bounds read flaw was found in the Linux kernel's TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flush_to_ldisc function. This flaw allows a local user to crash the system or read unauthorized random data from memory.

Severity
Medium
See what this means
CVSS v3 Base Score
6.3
See breakdown
Continue reading

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2022-09-30 02:41 ALAS-2022-1636
Amazon Linux 2 - Core kernel 2022-09-30 07:04 ALAS2-2022-1852
Amazon Linux 2 - Kernel-5.10 Extra kernel 2022-08-15 21:23 ALAS2KERNEL-5.10-2022-019
Amazon Linux 2 - Kernel-5.15 Extra kernel 2022-09-08 22:14 ALAS2KERNEL-5.15-2022-007
Amazon Linux 2 - Kernel-5.4 Extra kernel 2022-09-08 21:37 ALAS2KERNEL-5.4-2022-035
Amazon Linux 2023 kernel 2023-02-17 20:46 ALAS2023-2023-070

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
NVD CVSSv2 3.3 AV:L/AC:M/Au:N/C:P/I:N/A:P
NVD CVSSv3 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H