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CVE-2011-4967
tog-Pegasus has a package hash collision DoS vulnerability
High7.5EPSS 2.7%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
tog-Pegasus has a package hash collision DoS vulnerability
Timeline
ID reserved
By redhat
- 8 years later
· 8 years later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.7% · top 14% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- xml hash table collision CPU usage DoS
- CWE-20 (opens in a new tab)All about CWE-20 and its CVEs
Affected products
- affected Fixed in version 2.12
References (5)
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4967 (opens in a new tab)x_refsource_MISCx_transferred
- https://access.redhat.com/security/cve/cve-2011-4967 (opens in a new tab)x_refsource_MISCx_transferred
- http://www.openwall.com/lists/oss-security/2012/12/14/2 (opens in a new tab)x_refsource_MISCx_transferred
- http://bugzilla.openpegasus.org/show_bug.cgi?id=9182 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.securityfocus.com/bid/56941 (opens in a new tab)x_refsource_MISCx_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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-4967)Record last updated .