CVE-2011-2183: linux linux_kernel
Vulnerability summary
CVE-2011-2183 is a medium (CVSS 4.0) vulnerability in linux linux_kernel. EPSS estimates a 0.54% chance of exploitation in the next 30 days, higher than 45.5% of scored vulnerabilities. 1 public exploit is recorded.
Not severe (CVSS 4, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 3Timeline
- 13-06-2012PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Race condition in the scan_get_next_rmap_item function in mm/ksm.c in the Linux kernel before 2.6.39.3, when Kernel SamePage Merging (KSM) is enabled, allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted application.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
0.54%
Chance of exploitation in the next 30 days
Percentile
46%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.54% 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
1 foundLinux Kernel 2.6.x - KSM Local Denial of Service
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.
Ubuntu7 products
- linux< 3.11.0-12.19
- linux-flo< 3.4.0-1.3
- linux-goldfish< 3.4.0-1.7
- linux-grouper< 3.1.10-8.28
- linux-maguro< 3.0.0-3.18
Linux1 product
- linux_kernel≤ 2.6.39.2 | 2.6.39 | 2.6.39:rc1 | 2.6.39:rc2 | 2.6.39:rc3 | 2.6.39:rc4 | 2.6.39:rc5 | 2.6.39:rc6 | 2.6.39:rc7 | 2.6.39.1
2 vendors · 8 products
References
17 links- bugzilla.redhat.com/show_bug.cgi?id=710338X Refsource CONFIRM
- git.kernel.orgX Refsource CONFIRM
- ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3X Refsource CONFIRM