7.3 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
56.0%
The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.
www.securityfocus.com/bid/100598
access.redhat.com/errata/RHSA-2018:0805
arxiv.org/pdf/1205.4011.pdf
sourceware.org/bugzilla/show_bug.cgi?id=21361