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CVE-2011-2484
The add_del_listener function in kernel/taskstats.c in the Linux kernel 2.6.39.1 and earlier does not prevent multiple registrations of…
Medium4.9EPSS 0.39%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The add_del_listener function in kernel/taskstats.c in the Linux kernel 2.6.39.1 and earlier does not prevent multiple registrations of exit handlers, which allows local users to cause a denial of service (memory and CPU consumption), and bypass the OOM Killer, via a crafted application.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.39% · top 67% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 48383 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [oss-security] 20110622 Re: CVE request: kernel: taskstats local DoS (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=715436 (opens in a new tab)x_refsource_MISCx_transferred
- [linux-kernel] 20110616 [PATCH] taskstats: don't allow duplicate entries in listener mode (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- kernel-taskstats-dos(68150) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- [oss-security] 20110622 CVE request: kernel: taskstats local DoS (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .