CVE-2017-8804: GNU Glibc

High severity, CVSS 7.5. EPSS: 7.7% chance of exploitation in the next 30 days.

The xdr_bytes and xdr_string functions in the GNU C Library (aka glibc or libc6) 2.25 mishandle failures of buffer deserialization, which allows remote attackers to cause a denial of service (virtual memory allocation, or memory consumption if an overcommit setting is not used) via a crafted UDP packet to port 111, a related issue to CVE-2017-8779. NOTE: [Information provided from upstream and references

Affected products

• GNU Glibc: version 2.25 only

Published 2017-05-07. Last modified 2026-06-17.