01 Record
CVE-2011-1182
kernel/signal.c in the Linux kernel before 2.6.39 allows local users to spoof the uid and pid of a signal sender via a sigqueueinfo system call.
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
kernel/signal.c in the Linux kernel before 2.6.39 allows local users to spoof the uid and pid of a signal sender via a sigqueueinfo system call.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.48% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 41.4% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-03-01 11:00Z13 YR AGO
- Last updated
- 2024-08-06 22:21Z2 YR AGO
- Reserved
- 2011-03-03
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- 90006a4f552fb8ab0e0b42f72ccf5f427b950575d3cb6fd17dba9bbb009fdbb3
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.openwall.com[oss-security] 20110323 Re: Linux kernel signal spoofing vulnerability (CVE request)http://www.openwall.com/lists/oss-security/2011/03/23/2
- rhn.redhat.comRHSA-2011:0927http://rhn.redhat.com/errata/RHSA-2011-0927.html
- ftp.osuosl.orghttp://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
- github.comhttps://github.com/torvalds/linux/commit/da48524eb20662618854bb3df2db01fc65f3070c
- git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=da48524eb20662618854bb3df2db01fc65f3070c
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=690028