CVE-2016-4472 The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via c...
HighCVSS 8.1
EPSS 11.9%
- Published
- Updated
- Exploit status
- No public exploit known
Description
The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted XML data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1283 and CVE-2015-2716.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/expat(Debian:12) | < 2.1.1-2 | 2.1.1-2 |
| debian/expat(Debian:13) | < 2.1.1-2 | 2.1.1-2 |
| debian/expat(Debian:14) | < 2.1.1-2 | 2.1.1-2 |
| debian/libxmltok(Debian:12) | All versions | No fix listed |
| debian/libxmltok(Debian:12) | = 1.2-4 | No fix listed |
| debian/libxmltok(Debian:12) | = 1.2-4.1 | No fix listed |
| debian/libxmltok(Debian:12) | = 1.2-4.1~exp1 | No fix listed |
| debian/libxmltok(Debian:12) | = 1.2-4.2 | No fix listed |
| alpine/expat(Alpine:v3.4) | < 2.1.1-r2 | 2.1.1-r2 |
| ubuntu/cadaver(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/coin3(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/matanza(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/libxmltok(Ubuntu:24.04) | < 1.2-4.1ubuntu2.24.0.4.1+esm2 | 1.2-4.1ubuntu2.24.0.4.1+esm2 |
| ubuntu/swish-e(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/xmlrpc-c(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/cadaver(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/coin3(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/matanza(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/sitecopy(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/xmlrpc-c(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/swish-e(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/cadaver(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/coin3(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/matanza(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/sitecopy(Ubuntu:26.10) | All versions | No fix listed |
Show 16 more
| Product | Affected versions | Fixed in |
|---|---|---|
| ubuntu/swish-e(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/xmlrpc-c(Ubuntu:26.10) | All versions | No fix listed |
| libexpat project libexpat | <= 2.1.1 | No fix listed |
| Canonical Ubuntu Linux | = 12.04 | No fix listed |
| mcafee policy auditor | < 6.5.1 | 6.5.1 |
| python | >= 2.7.0, < 2.7.15 | 2.7.15 |
| python | >= 3.3.0, < 3.3.7 | 3.3.7 |
| python | >= 3.4.0, < 3.4.7 | 3.4.7 |
| python | >= 3.5.0, < 3.5.4 | 3.5.4 |
| python | >= 3.6.0, < 3.6.2 | 3.6.2 |
| ubuntu/cadaver(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/coin3(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/matanza(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/libxmltok(Ubuntu:22.04) | < 1.2-4ubuntu0.22.04.1~esm4 | 1.2-4ubuntu0.22.04.1~esm4 |
| ubuntu/swish-e(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/xmlrpc-c(Ubuntu:22.04) | All versions | No fix listed |
References
- Ubuntu CVE tracker vendor-advisory
- USN-3013-1 vendor-advisory
- USN-5455-1 vendor-advisory
- USN-7199-1 vendor-advisory
- www.cve.org
- Debian Security Tracker CVE-2016-4472 vendor-advisory
- security.alpinelinux.org vendor-advisory
- www.tenable.com third-party-advisory
- bugzilla.redhat.com issue-tracking patch third-party-advisory
- USN-3013-1 third-party-advisory vendor-advisory
- 91528 third-party-advisory vdb-entry
- sourceforge.net patch third-party-advisory
- GLSA-201701-21 third-party-advisory vendor-advisory
- kc.mcafee.com third-party-advisory