CVE Vulnerability

CVE-2022-1462

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.

3.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.4 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2078466 Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html Mailing List Third Party Advisory
https://seclists.org/oss-sec/2022/q2/155 Exploit Mailing List
Configurations

Configuration 1

cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Information

Published : 2022-06-02 02:15

Updated : 2022-10-29 02:45

NVD link : CVE-2022-1462

Mitre link : CVE-2022-1462

Products Affected
No products.
CWE
CWE-362