Description
Integer overflow in libpng, as used in Google Chrome before 17.0.963.56, allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that trigger an integer truncation.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | libpng | 1.2.44-1+squeeze2 | DSA-2410-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | libpng +2 | 2:1.2.46-2.el6_2 | RHSA-2012:0317 |
| RHEL 6 | thunderbird | 3.1.18-2.el6_2 | RHSA-2012:0140 |
| RHEL 6 | xulrunner +1 | 1.9.2.26-2.el6_2 | RHSA-2012:0143 |
| RHEL 5 | libpng +1 | 2:1.2.10-15.el5_7 | RHSA-2012:0317 |
| RHEL 5 | xulrunner +1 | 1.9.2.26-2.el5_7 | RHSA-2012:0143 |
| RHEL 4 | firefox | 3.6.26-3.el4 | RHSA-2012:0142 |
| RHEL 4 | libpng +1 | 2:1.2.7-9.el4 | RHSA-2012:0317 |
| RHEL 4 | libpng10 +1 | 1.0.16-10.el4 | RHSA-2012:0317 |
| RHEL 4 | seamonkey +5 | 1.0.9-79.el4 | RHSA-2012:0141 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | MozillaFirefox | 50.1.0-1.1 | openSUSE-SU-2024:10071-1 |
| openSUSE Tumbleweed | MozillaThunderbird | 45.5.1-1.1 | openSUSE-SU-2024:10230-1 |
| openSUSE Tumbleweed | chromium | 55.0.2883.75-3.1 | openSUSE-SU-2024:12948-1, openSUSE-SU-2024:10171-1 |
| openSUSE Tumbleweed | firefox-esr | 128.5.1-1.1 | openSUSE-SU-2024:14572-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
-
argp/cve-2011-3026-firefox ★ 6 · Aug 2, 2012
Example of exploiting CVE-2011-3026 on Firefox (Linux/x86)
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 11
- RHSA-2012:0143 Red Hat Security Advisory: xulrunner security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2012:0317 Red Hat Security Advisory: libpng security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2012:0142 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2012:0140 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2012:0141 Red Hat Security Advisory: seamonkey security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-2410-1 libpng - integer overflow Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10171-1 chromedriver-55.0.2883.75-3.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10230-1 MozillaThunderbird-45.5.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12948-1 ungoogled-chromium-113.0.5672.92-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:14572-1 firefox-esr-128.5.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10071-1 MozillaFirefox-50.1.0-1.1 on GA media SUSE / openSUSE Security Updates · May 7, 2025
References
- 49660 third-party-advisory
- APPLE-SA-2012-09-19-1 vendor-advisory
- http://support.apple.com/kb/HT5503
- 48110 third-party-advisory
- GLSA-201206-15 vendor-advisory
- oval:org.mitre.oval:def:15032 vdb-entry signature
- http://code.google.com/p/chromium/issues/detail?id=112822
- SUSE-SU-2012:0303 vendor-advisory
- APPLE-SA-2012-09-19-2 vendor-advisory
- http://support.apple.com/kb/HT5501
- http://googlechromereleases.blogspot.com/2012/02/chrome-stable-update.html
- 48016 third-party-advisory
- openSUSE-SU-2012:0297 vendor-advisory