CVE-2019-15767 — In GNU Chess 6

In GNU Chess 6.2.5, there is a stack-based buffer overflow in the cmd_load function in frontend/cmd.cc via a crafted chess position in an EPD file.

01What is this vulnerability?

In GNU Chess 6.2.5, there is a stack-based buffer overflow in the cmd_load function in frontend/cmd.cc via a crafted chess position in an EPD file.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

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: 2019-08-29T02:05:12.000Z
• Last modified: 2024-08-05T00:56:22.424Z

09References

• lists.gnu.org — https://lists.gnu.org/archive/html/bug-gnu-chess/2019-08/msg00004.html
• lists.gnu.org — https://lists.gnu.org/archive/html/bug-gnu-chess/2019-08/msg00005.html
• lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
• lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
• lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…