CVE-2013-1792: linux linux_kernel
Vulnerability summary
CVE-2013-1792 is a medium (CVSS 4.7) vulnerability in linux linux_kernel. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 21.3% of scored vulnerabilities.
Not severe (CVSS 4.7, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 3Timeline
- 22-03-2013PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Race condition in the install_user_keyrings function in security/keys/process_keys.c in the Linux kernel before 3.8.3 allows local users to cause a denial of service (NULL pointer dereference and system crash) via crafted keyctl system calls that trigger keyring operations in simultaneous threads.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
0.29%
Chance of exploitation in the next 30 days
Percentile
21%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.29% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.
Ubuntu12 products
- linux< 3.11.0-12.19 | < 4.2.0-16.19
- linux-aws< 4.4.0-1002.2 | < 4.4.0-1001.10
- linux-gke< 4.4.0-1003.3
- linux-goldfish< 3.4.0-4.27
- linux-hwe< 4.8.0-36.36~16.04.1
Debian1 product
- linux< 3.2.41-1
Linux1 product
- linux_kernel≤ 3.8.2 | 3.8.0 | 3.8.1
3 vendors · 14 products
References
31 links- github.com/torvalds/linux/commit/0da9dfdd2cd9889201bc6f6f43580c99165cd087X Refsource CONFIRM
- git.kernel.orgX Refsource CONFIRM
Show all 31 references
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.3X Refsource CONFIRM
