CVE-2012-1147
readfilemap.c in expat before 2.1.0 allows context-dependent attackers to cause a denial of service (file descriptor consumption) via a large number of crafted XML files.
02 Description
readfilemap.c in expat before 2.1.0 allows context-dependent attackers to cause a denial of service (file descriptor consumption) via a large number of crafted XML files.
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
- 2.56% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 84.8% 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
- 2012-07-03 19:00Z14 YR AGO
- Last updated
- 2024-08-06 18:45Z2 YR AGO
- Reserved
- 2012-02-14
- 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
- e2bff21589ea0d31a7b331da58cbd24244101210eee2c054b1cf377a81ee7b17
05 Affected products
06 References
- support.apple.comhttps://support.apple.com/HT205637
- www.securitytracker.com1034344http://www.securitytracker.com/id/1034344
- www.securityfocus.com52379http://www.securityfocus.com/bid/52379
- sourceforge.nethttp://sourceforge.net/projects/expat/files/expat/2.1.0/
- expat.cvs.sourceforge.nethttp://expat.cvs.sourceforge.net/viewvc/expat/expat/xmlwf/readfilemap.c?r1=1.14&r2=1.15
- lists.apple.comAPPLE-SA-2015-12-08-3http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
- sourceforge.nethttp://sourceforge.net/tracker/?func=detail&aid=2895533&group_id=10127&atid=110127
- trac.wxwidgets.orghttp://trac.wxwidgets.org/ticket/11432
- trac.wxwidgets.orghttp://trac.wxwidgets.org/ticket/11194
07 Fixed in
Debian 12
- libxmltok No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- cmake No fix yet
- smart No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- cmake No fix yet
- smart No fix yet
- vnc4 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- apache2 No fix yet
- apr-util No fix yet
- vnc4 No fix yet
- xmlrpc-c No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- apache2 No fix yet
- apr-util No fix yet
- ghostscript No fix yet
- texlive-bin No fix yet
- vnc4 No fix yet
- xmlrpc-c No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- apache2 No fix yet
- apr-util No fix yet
- ghostscript No fix yet
- texlive-bin No fix yet
- xmlrpc-c No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. 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.