CVE-2012-1147
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
4.3
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 0 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 0 |
| debian | sid | fixed | 0 |
| debian | trixie | fixed | 0 |
| macos | 10.11.0 | affected | |
| macos | 10.11.1 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| libexpat_project | libexpat | {"endIncluding":"2.0.1"} | |
| libexpat_project | libexpat | 1.95.1 | |
| libexpat_project | libexpat | 1.95.2 | |
| libexpat_project | libexpat | 1.95.4 | |
| libexpat_project | libexpat | 1.95.5 | |
| libexpat_project | libexpat | 1.95.6 | |
| libexpat_project | libexpat | 1.95.7 | |
| libexpat_project | libexpat | 1.95.8 | |
| libexpat_project | libexpat | 2.0.0 | |
References
- http://expat.cvs.sourceforge.net/viewvc/expat/expat/xmlwf/readfilemap.c?r1=1.14&r2=1.15
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
- http://sourceforge.net/projects/expat/files/expat/2.1.0/
- http://sourceforge.net/tracker/?func=detail&aid=2895533&group_id=10127&atid=110127
- http://trac.wxwidgets.org/ticket/11194
- http://trac.wxwidgets.org/ticket/11432
- http://www.securityfocus.com/bid/52379
- http://www.securitytracker.com/id/1034344
- https://support.apple.com/HT205637
- https://security-tracker.debian.org/tracker/CVE-2012-1147
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.