CVE-2022-1462 — Race Condition in Kernel
Severity
6.3MEDIUMNVD
OSV5.9
EPSS
0.0%
top 87.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJun 2
Latest updateFeb 26
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:HExploitability: 1.0 | Impact: 5.2
Affected Packages4 packages
Also affects: Debian Linux 10.0, Enterprise Linux 8.0, 9.0
🔴Vulnerability Details
5GHSA▶
GHSA-34x8-rwh3-j65f: An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem↗2022-06-03
OSV▶
CVE-2022-1462: An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem↗2022-06-02
CVEList▶
CVE-2022-1462: An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem↗2022-05-31