CVE-2026-90558 — sngrep through 1.8.4 Stack Buffer Overflow via SIP Headers
sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft…
Published: 2026-09-12 · CVSS: 9.3 · CVSS 4.0
sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7