CVE-2023-3748
Inifinite loop in babld message parsing may cause dos
Summary
Inifinite loop in babld message parsing may cause dos
Original description
The description as published by the source.
A flaw was found in FRRouting when parsing certain babeld unicast hello messages that are intended to be ignored. This issue may allow an attacker to send specially crafted hello messages with the unicast flag set, the interval field set to 0, or any TLV that contains a sub-TLV with the Mandatory flag set to enter an infinite loop and cause a denial of service.
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2023-3748 frr Fixed in: 8.4.4-1.1~deb12u2
References
- advisory access.redhat.com
- advisory github.com
- advisory nvd.nist.gov
- report bugzilla.redhat.com
- web access.redhat.com
- web packages.fedoraproject.org