What’s Vulnerable › Vulnerabilities

CVE-2007-6277

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2007-12-07 · updated 2026-06-16
• Weakness: CWE-119

Description

Multiple buffer overflows in Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1 allow user-assisted remote attackers to execute arbitrary code via large (1) Metadata Block Size, (2) VORBIS Comment String Size, (3) Picture Metadata MIME-TYPE Size, (4) Picture Description Size, (5) Picture Data Length, (6) Padding Length, and (7) PICTURE Metadata width and height values in a .FLAC file, which result in a heap-based overflow; and large (8) VORBIS Comment String Size Length, (9) Picture MIME-Type, (10) Picture MIME-Type URL, and (11) Picture Description Length values in a .FLAC file, which result in a stack-based overflow. NOTE: some of these issues may overlap CVE-2007-4619.

Affected products

• FLAC Libflac: through 1.2

References

• http://research.eeye.com/html/advisories/published/AD20071115.html
• http://secunia.com/advisories/28548
• http://securityreason.com/securityalert/3423
• http://www.debian.org/security/2008/dsa-1469
• http://www.kb.cert.org/vuls/id/544656
• http://www.securityfocus.com/archive/1/483765/100/200/threaded
• http://www.securitytracker.com/id?1018974
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10435
• http://research.eeye.com/html/advisories/published/AD20071115.html
• http://secunia.com/advisories/28548
• http://securityreason.com/securityalert/3423
• http://www.debian.org/security/2008/dsa-1469

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