CVE-2011-1182
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in. Limited direct impact.
- Exploit odds
- 0.5% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.5% in the next 30 days (EPSS).
- Severity: 3.6 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.5% · EPSS, next 30 days
- Record status
- Modified
Affected
- Linux Kernel < 2.6.39
- Redhat Enterprise Linux 5.0
- Redhat Enterprise Linux Aus 5.6
- Redhat Enterprise Linux Desktop 5.0
- Redhat Enterprise Linux Eus 5.6
- Redhat Enterprise Linux Server 5.0
- Redhat Enterprise Linux Workstation 5.0
Attack profile CVSS 2.0 · 3.6
- Attack vector
- Local
- Complexity
- Low
- Authentication
- None
- Confidentiality
- None
- Integrity
- Partial
- Availability
- Partial
Raw vector
AV:L/AC:L/Au:N/C:N/I:P/A:P
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2011-1182.md and follow it. Check whether this project is affected by CVE-2011-1182. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/torvalds/linux/commit/da48524eb20662618854bb3df2db01fc65f3070c
- https://github.com/torvalds/linux/commit/da48524eb20662618854bb3df2db01fc65f3070c
References
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=da48524eb20662618854bb3df2db01fc65f3070c
- http://rhn.redhat.com/errata/RHSA-2011-0927.html
- http://www.openwall.com/lists/oss-security/2011/03/23/2
- https://bugzilla.redhat.com/show_bug.cgi?id=690028
- https://github.com/torvalds/linux/commit/da48524eb20662618854bb3df2db01fc65f3070c
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=da48524eb20662618854bb3df2db01fc65f3070c
- http://rhn.redhat.com/errata/RHSA-2011-0927.html
- http://www.openwall.com/lists/oss-security/2011/03/23/2
- https://bugzilla.redhat.com/show_bug.cgi?id=690028
- https://github.com/torvalds/linux/commit/da48524eb20662618854bb3df2db01fc65f3070c