CVE-2017-9468
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
In Irssi before 1.0.3, when receiving a DCC message without source nick/host, it attempts to dereference a NULL pointer. Thus, remote IRC servers can cause a crash.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 1.0.3-1 | |
| debian | bookworm | fixed | 1.0.3-1 |
| debian | bullseye | fixed | 1.0.3-1 |
| debian | forky | fixed | 1.0.3-1 |
| debian | sid | fixed | 1.0.3-1 |
| debian | trixie | fixed | 1.0.3-1 |
| debian | 8.0 | affected | |
| debian | 9.0 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| irssi | irssi | {"endIncluding":"1.0.2"} | |
References
- https://security.archlinux.org/ASA-201706-11
- http://openwall.com/lists/oss-security/2017/06/06/4
- http://www.debian.org/security/2017/dsa-3885
- http://www.securityfocus.com/bid/99015
- http://www.securitytracker.com/id/1038621
- https://irssi.org/security/irssi_sa_2017_06.txt
- https://security-tracker.debian.org/tracker/CVE-2017-9468
CWEs
CWE-476
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.