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CVE-2023-6879

Aomedia buffer overflow

9.0 CRITICALPublic exploitEPSS 1.18%
  1. Published27 Dec 2023

Description

Increasing the resolution of video frames, while performing a multi-threaded encode, can result in a heap overflow in av1_loop_restoration_dealloc().

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

Aomedia< 3.7.1
Fedoraproject Fedora38 · 39

Remediation

Fixed in
Aomedia≥ 3.7.1

References

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Frequently asked

Is CVE-2023-6879 being actively exploited?

CVE-2023-6879 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 1.18%.

How severe is CVE-2023-6879?

CVE-2023-6879 has a CVSS 3.1 base score of 9.0, rated critical. EPSS estimates a 1.18% probability of exploitation.

Which products are affected by CVE-2023-6879?

Affected products include Aomedia, Fedoraproject Fedora.

How do I fix CVE-2023-6879?

Upgrade affected software to a fixed version, for example Aomedia 3.7.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-6879 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.