libexif exif_loader_writ function denial of service
| libexif-exifloaderwrit-dos (39166) |  Low Risk |
Description:
libexif is vulnerable to a denial of service, caused by an infinite recursion flaw in the exif_loader_writ function. By persuading a victim to open a specially-crafted exif file containing malformed image tags, a remote attacker could crash the application.
Platforms Affected:
- Debian, Debian Linux 3.1
- Debian, Debian Linux 4.0
- Gentoo, Linux
- MandrakeSoft, Mandrake Linux 2007
- MandrakeSoft, Mandrake Linux 2007 X86_64
- MandrakeSoft, Mandrake Linux 2007.1 X86_64
- MandrakeSoft, Mandrake Linux 2007.1
- MandrakeSoft, Mandrake Linux 2008.0
- MandrakeSoft, Mandrake Linux 2008.0 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 3.0
- MandrakeSoft, Mandrake Linux Corporate Server 4.0 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 4.0
- RedHat, Enterprise Linux 5
- RedHat, Enterprise Linux 5 Server
- RedHat, Enterprise Linux 5 Client
- RedHat, Enterprise Linux 5 Client Workstation
- SourceForge, libexif
Remedy:
Refer to Red Hat Bugzilla Bug 425551 for patch, upgrade, or suggested workaround information. See References.
Consequences:
Denial of Service
References:
- Red Hat Bugzilla Bug 425551, CVE-2007-6351 libexif infinite recursion flaw (DoS) at https://bugzilla.redhat.com/show_bug.cgi?id=425551.
- BID-26976: libexif Image Tag Remote Denial Of Service Vulnerability
- CVE-2007-6351: libexif 0.6.16 and earlier allows context-dependent attackers to cause a denial of service (infinite recursion) via an image file with crafted EXIF tags, possibly involving the exif_loader_write function in exif_loader.c.
- DSA-1487: libexif -- several vulnerabilities
- FrSIRT/ADV-2007-4278: Libexif EXIF Tag Handling Integer Overflow and Denial of Service Issues
- GLSA-200712-15: libexif: Multiple vulnerabilities
- MDVSA-2008:005: Updated libexif packages fix multiple vulnerabilities
- RHSA-2007-1165: Moderate: libexif security update
- SA28076: libexif Integer Overflow and Denial of Service
- SECTRACK ID: 1019124: libexif Infinite Recursion Bug Permits Denial of Service Attacks and Integer Overflow Lets Remote Users Execute Arbitrary Code
- SUSE-SR:2008:001: SUSE Security Summary Report
- SUSE-SR:2008:002: SUSE Security Summary Report
Reported:
Dec 19, 2007
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