CVE-2023-2840 — NULL Pointer Dereference in GitHub repository gpac/gpac prior to 2

NULL Pointer Dereference in GitHub repository gpac/gpac prior to 2.2.2.

01What is this vulnerability?

NULL Pointer Dereference in GitHub repository gpac/gpac prior to 2.2.2.

02Affected products

Vendor	Product	Versions
gpac	gpac/gpac	unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-05-22T00:00:00.000Z
• Last modified: 2025-01-21T16:13:51.656Z

09References

• huntr.dev — https://huntr.dev/bounties/21926fc2-6eb1-4e24-8a36-e60f487d0257
• github.com — https://github.com/gpac/gpac/commit/ba59206b3225f0e8e95a27eff41cb1c49ddf9a37
• www.debian.org — https://www.debian.org/security/2023/dsa-5411