CVE-2011-4097: linux linux_kernel Integer Overflow or Wraparound
Vulnerability summary
CVE-2011-4097 is a medium (CVSS 5.5) Integer Overflow or Wraparound vulnerability in linux linux_kernel. EPSS estimates a 0.45% chance of exploitation in the next 30 days, higher than 39.3% of scored vulnerabilities. 3 public exploits are recorded.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 1Timeline
- 17-05-2012PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Integer overflow in the oom_badness function in mm/oom_kill.c in the Linux kernel before 3.1.8 on 64-bit platforms allows local users to cause a denial of service (memory consumption or process termination) by using a certain large amount of memory.
CVSS metrics
3 scores · 2 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.45%
Chance of exploitation in the next 30 days
Percentile
39%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.45% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
3 foundLinux
Maturity: poc
Exploit Reference (openwall.com)
Maturity: unknown
Exploit Reference (bugzilla.redhat.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu14 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-flo< 3.4.0-1.3 | < 3.4.0-5.22
- linux-gke< 4.4.0-1003.3
- linux-goldfish< 3.4.0-1.9 | < 3.4.0-4.27
Linux1 product
- linux_kernel< 3.1.8
Redhat1 product
- enterprise_linuxEOL6.0
3 vendors · 16 products
References
12 links- www.openwall.com/lists/oss-security/2011/11/01/2Mailing ListX Refsource MLISTExploitThird Party Advisory
- bugzilla.redhat.com/show_bug.cgi?id=750399X Refsource CONFIRMExploitIssue TrackingPatchThird Party Advisory
- github.com/torvalds/linux/commit/56c6a8a4aadca809e04276eabe5552935c51387fX Refsource CONFIRMExploitPatchThird Party Advisory