Bug#1147622: sngrep: CVE-2026-90558

[Moritz Mühlenhoff]

Source: sngrep
X-Debbugs-CC: team at security.debian.org
Severity: important
Tags: security

Hi,

The following vulnerability was published for sngrep.

CVE-2026-90558[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.

Fixed by: https://github.com/irontec/sngrep/commit/1ff74ee3ab5ff280e8ba976aa8c744dca57eb35b

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2026-90558
    https://www.cve.org/CVERecord?id=CVE-2026-90558

Please adjust the affected versions in the BTS as needed.