CVE-2010-1156
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL...
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.
Exploit likelihood
What each source reports
NVD Score used
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.
- Record
CVE-2010-1156- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.
- Record
CVE-2010-1156- Updated
- 2026-11-02
EUVDEUVD-2010-1187 No score
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.
- Record
EUVD-2010-1187- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xw2v-vp7m-x4qc No score
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL...
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.
- Record
GHSA-xw2v-vp7m-x4qc- Updated
- 2026-11-02
OSV No score
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.
- Record
CVE-2010-1156- Updated
- 2026-11-02
OSVDEBIAN-CVE-2010-1156 No score
core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.
- Record
DEBIAN-CVE-2010-1156- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2010-1156 is a medium vulnerability (CVSS 4.3) in Irssi, published April 16, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.88%, the 86th percentile. Fixed in irssi 0.8.15-1.
References
marc.info?l=oss-security&m=127110132019166&w=2
vupen.com/english/advisories/2010/0856
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lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html
exchange.xforce.ibmcloud.com/vulnerabilities/57791
secunia.com/advisories/39620
svn.irssi.org/cgi-bin/viewvc.cgi/irssi/trunk/src/core/nicklist.c?root=irssi&r1=4922&r2=5126
ubuntu.com/usn/USN-929-1
irssi.org/news
securitytracker.com/id?1023845
slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.497301
lists.fedoraproject.org/pipermail/package-announce/2010-May/041054.html
nvd.nist.gov/vuln/detail/CVE-2010-1156
github.com/advisories/GHSA-xw2v-vp7m-x4qc
security-tracker.debian.org/tracker/CVE-2010-1156