CVE-2011-2691
Published: August 31, 2023Last modified: August 31, 2023
Description
The png_err function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service (application crash) via a crafted PNG image.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | syslinux | Not affected (6.04_pre2_git20190206-r6) |
| Stream | syslinux | Not affected (6.04_pre2_git20190206-r10) |
References
- http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commit%3Bh=9dad5e37aef295b4ef8dea39392b652deebc9261
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063118.html
- http://marc.info/?l=bugtraq&m=133951357207000&w=2
- http://secunia.com/advisories/45046
- http://secunia.com/advisories/45405
- http://secunia.com/advisories/45492
- http://secunia.com/advisories/49660
- http://security.gentoo.org/glsa/glsa-201206-15.xml
- http://support.apple.com/kb/HT5002
- http://www.debian.org/security/2011/dsa-2287
- http://www.libpng.org/pub/png/libpng.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:151
- http://www.openwall.com/lists/oss-security/2011/07/13/2
- http://www.securityfocus.com/bid/48660
- https://bugzilla.redhat.com/show_bug.cgi?id=720608
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68537