Vulnerability Details : 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. This flaw allows a local attacker with user privilege to trigger a Denial of Service threat.
Vulnerability category: Denial of service
Products affected by CVE-2023-2430
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.2:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-2430
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-2430
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2023-2430
-
The product does not lock or does not correctly lock a resource when the product must have exclusive access to the resource.Assigned by: secalert@redhat.com (Secondary)
-
The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-2430
-
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e12d7a46f65ae4b7d58a5e0c1cbfa825cf8
kernel/git/torvalds/linux.git - Linux kernel source treePatch
-
https://www.debian.org/security/2023/dsa-5492
Debian -- Security Information -- DSA-5492-1 linux
Jump to