CVE-2018-5816 — An integer overflow error within the "identify()" function (internal/dcraw_commo

An integer overflow error within the "identify()" function (internal/dcraw_common.cpp) in LibRaw versions prior to 0.18.12 can be exploited to trigger a division by zero via specially crafted NOKIARAW file (Note: This vulnerability is caused due to an incomplete fix of

01What is this vulnerability?

An integer overflow error within the "identify()" function (internal/dcraw_common.cpp) in LibRaw versions prior to 0.18.12 can be exploited to trigger a division by zero via specially crafted NOKIARAW file (Note: This vulnerability is caused due to an incomplete fix of CVE-2018-5804).

02Affected products

Vendor	Product	Versions
n	a / LibRaw	Prior to 0.18.12

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

08Timeline

• Published: 2018-12-07T22:00:00.000Z
• Last modified: 2024-08-05T05:47:56.117Z

09References

• secuniaresearch.flexerasoftware.com — https://secuniaresearch.flexerasoftware.com/secunia_research/2018-14/
• github.com — https://github.com/LibRaw/LibRaw/commit/1d8d1b452e5dc74033ee9f846081a0efb616cc39
• github.com — https://github.com/LibRaw/LibRaw/blob/master/Changelog.txt
• usn.ubuntu.com — https://usn.ubuntu.com/3838-1/
• secuniaresearch.flexerasoftware.com — https://secuniaresearch.flexerasoftware.com/advisories/83507/