How severe is CVE-2007-6279?

CVE-2007-6279 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2007-6279 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-6279?

CVE-2007-6279 affects Flac Libflac. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-6279?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2007-6279 published?

CVE-2007-6279 was published on 2007-12-07 and last updated on 2026-06-16.

CVE-2007-6279

CVE-2007-6279 is a critical-severity vulnerability in Flac Libflac with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Flac Libflac
Published: 2007-12-07
Last modified: 2026-06-16

Description

Multiple double free vulnerabilities in Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1 allow user-assisted remote attackers to execute arbitrary code via malformed (1) Seektable values or (2) Seektable Data Offsets in a .FLAC file.

Frequently asked questions

What is CVE-2007-6279?: Multiple double free vulnerabilities in Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1 allow user-assisted remote attackers to execute arbitrary code via malformed (1) Seektable values or (2) Seektable Data Offsets in a .FLAC file.
How severe is CVE-2007-6279?: CVE-2007-6279 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2007-6279 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-6279?: CVE-2007-6279 affects Flac Libflac. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-6279?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2007-6279 published?: CVE-2007-6279 was published on 2007-12-07 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:flac:libflac:*:*:*:*:*:*:*:*

More vulnerabilities in Flac Libflac

CVE-2007-6278 — Critical (CVSS 9.3): Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1 allows user-assisted remote attackers to force a client to…
CVE-2007-6277 — Critical (CVSS 9.3): Multiple buffer overflows in Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1 allow user-assisted remote attackers…
CVE-2007-4619 — Critical (CVSS 9.3): Multiple integer overflows in Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1, as used in Winamp before 5.5 and…
CVE-2014-9028 — High (CVSS 7.5): Heap-based buffer overflow in stream_decoder.c in libFLAC before 1.3.1 allows remote attackers to execute arbitrary…
CVE-2014-8962 — High (CVSS 7.5): Stack-based buffer overflow in stream_decoder.c in libFLAC before 1.3.1 allows remote attackers to execute arbitrary…

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Other CWE-399 (Resource Management Errors) vulnerabilities

CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →