VulnerabilityModified
CVE-2023-2430
A vulnerability was found due to missing lock for IOPOLL flaw in io_cqring_event_overflow() in io_uring.c in Linux Kernel.
MEDIUM 5.5EPSS 0.15%
Does this matter?
Lower severity and a low EPSS score (0.15%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.15% probability · 5th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-413, CWE-667
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e12d7a46f65ae4b7d58a5e0c1cbfa825cf8Patch
- https://www.debian.org/security/2023/dsa-5492
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e12d7a46f65ae4b7d58a5e0c1cbfa825cf8Patch
- https://www.debian.org/security/2023/dsa-5492
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.