PT-2022-7346 · Linux+1 · Linux Kernel+1

Published 2022-07-09 · Updated 2023-08-14 · CVE-2022-4127

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A NULL pointer dereference issue was discovered in the Linux kernel in io files update with index alloc(). This issue could allow a local user to potentially crash the system, causing a denial of service. The flaw is related to the io uring component of the Linux operating system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2022-2497

ALT-PU-2022-2523

ALT-PU-2022-2915

ALT-PU-2022-2919

ALT-PU-2023-1684

ALT-PU-2023-1741

ALT-PU-2023-1814

ALT-PU-2023-4894

AZL-11517

BDU:2024-03766

CVE-2022-4127

Affected Products

Alt Linux

Linux Kernel

References · 15

• https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b · Patch
• https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-4127 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-4127 · Security Note
• https://osv.dev/vulnerability/CVE-2022-4127 · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-03766 · Security Note
• https://ubuntu.com/security/CVE-2022-4127 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-11517 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-4127 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-4127 · Note
• https://access.redhat.com/security/cve/CVE-2022-4127 · Note
• https://t.me/cibsecurity/53608 · Telegram Post
• https://t.me/cvenotify/38623 · Telegram Post
• https://lore.kernel.org/all/[e-mail] · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=2134370 · Note