CVE-2011-4601
family_feedbag.c in the oscar protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of
02 Description
family_feedbag.c in the oscar protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of
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
- 4.52% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.2% 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
- Moderate. 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
- 2011-12-25 01:00Z14 YR AGO
- Last updated
- 2024-08-07 00:09Z2 YR AGO
- Reserved
- 2011-11-29
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 8789c31d5adf1d8d91f4127c1652358cdcde7530d4b08af6e3ec0e0114a121f5
05 Affected products
06 References
- www.redhat.comRHSA-2011:1820http://www.redhat.com/support/errata/RHSA-2011-1820.html
- developer.pidgin.imhttp://developer.pidgin.im/viewmtn/revision/info/757272a78a8ca6027d518e614712c3399e34dda3
- hermes.opensuse.orgopenSUSE-SU-2012:0066https://hermes.opensuse.org/messages/13195955
- www.mandriva.comMDVSA-2011:183http://www.mandriva.com/security/advisories?name=MDVSA-2011:183
- secunia.com47219http://secunia.com/advisories/47219
- www.openwall.com[oss-security] 20111210 Re: CVE request: Pidgin crashhttp://www.openwall.com/lists/oss-security/2011/12/10/2
- www.openwall.com[oss-security] 20111209 CVE request: Pidgin crashhttp://www.openwall.com/lists/oss-security/2011/12/10/1
- pidgin.imhttp://pidgin.im/news/security/?id=57
- www.redhat.comRHSA-2011:1821http://www.redhat.com/support/errata/RHSA-2011-1821.html
- developer.pidgin.imhttp://developer.pidgin.im/viewmtn/revision/diff/bc79b1bf09dcfa1d8edac86a06761fce7416e69c/with/757272a78a8ca6027d518e614712c3399e34dda3/libpurple/protocols/oscar/family_feedbag.c
- oval.cisecurity.orgoval:org.mitre.oval:def:18408https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18408
- secunia.com47234http://secunia.com/advisories/47234
- www.securityfocus.com51010http://www.securityfocus.com/bid/51010
07 Fixed in
Debian 12
- pidgin Fixed in 2.10.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- pidgin Fixed in 2.10.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- pidgin Fixed in 2.10.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.