Unrated severityNVD Advisory· Published Jul 23, 2023· Updated Mar 6, 2025

CVE-2023-2430

Description

A vulnerability was found due to missing lock for IOPOLL flaw in io_cqring_event_overflow() in io_uring.c in Linux Kernel. This flaw allows a local attacker with user privilege to trigger a Denial of Service threat.

Affected products

Linux/Linux Kerneldescription
osv-coords41 versions
pkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.5 pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP5 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5 pkg:rpm/suse/kernel-livepatch-SLE15-SP5-RT_Update_3&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5 pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_1&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5 pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP5 pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5 pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5 pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5
< 5.14.21-150500.55.7.1+ 40 more
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.33.6.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1.150500.6.2.5
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.13.11.1
- (no CPE)range: < 5.14.21-150500.13.11.1
- (no CPE)range: < 5.14.21-150500.33.6.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.13.11.1
- (no CPE)range: < 5.14.21-150500.33.6.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.13.11.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.33.6.1
- (no CPE)range: < 5.14.21-150500.55.7.1.150500.6.2.5
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 1-150500.11.5.1
- (no CPE)range: < 1-150500.11.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.13.11.1
- (no CPE)range: < 5.14.21-150500.13.11.1
- (no CPE)range: < 5.14.21-150500.33.6.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.13.11.1
- (no CPE)range: < 5.14.21-150500.33.6.1
- (no CPE)range: < 5.14.21-150500.55.7.1
- (no CPE)range: < 5.14.21-150500.13.11.1
- (no CPE)range: < 5.14.21-150500.55.7.1

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.debian.org/security/2023/dsa-5492mitrevendor-advisory
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/mitre

News mentions

No linked articles in our index yet.

cvss	0.000
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000