CVE-2017-6890 — A boundary error within the "foveon_load_camf()" function (dcraw_foveon

A boundary error within the "foveon_load_camf()" function (dcraw_foveon.c) when initializing a huffman table in LibRaw-demosaic-pack-GPL2 before 0.18.2 can be exploited to cause a stack-based buffer overflow.

01What is this vulnerability?

A boundary error within the "foveon_load_camf()" function (dcraw_foveon.c) when initializing a huffman table in LibRaw-demosaic-pack-GPL2 before 0.18.2 can be exploited to cause a stack-based buffer overflow.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

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: 2017-05-15T18:29:00.263
• Last modified: 2026-05-13T00:24:29.033

09References

• github.com — https://github.com/LibRaw/LibRaw-demosaic-pack-GPL2/commit/194f592e205990ea8fce7…
• secuniaresearch.flexerasoftware.com — https://secuniaresearch.flexerasoftware.com/advisories/75000/
• github.com — https://github.com/LibRaw/LibRaw-demosaic-pack-GPL2/commit/194f592e205990ea8fce7…
• secuniaresearch.flexerasoftware.com — https://secuniaresearch.flexerasoftware.com/advisories/75000/