CVE-2017-15723: Null Pointer Dereference
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/irssito a version that resolves this vulnerability.Fixed in 1.2.0-2+deb10u1Fixed in 1.2.3-1Fixed in 1.4.3-2Fixed in 1.4.5-1 - Upgrade
Upgrade
alpine/irssito a version that resolves this vulnerability.Fixed in 1.0.5-r0 - Upgrade
Upgrade
alpine/irssito a version that resolves this vulnerability.Fixed in 1.0.6-r0
Event History
Frequently Asked Questions
What is the severity of CVE-2017-15723?
CVE-2017-15723 is categorized as a moderate severity vulnerability.
How do I fix CVE-2017-15723?
To fix CVE-2017-15723, upgrade Irssi to version 1.0.5 or later.
What impact does CVE-2017-15723 have?
CVE-2017-15723 may lead to a NULL pointer dereference, potentially causing the application to crash.
Which versions of Irssi are affected by CVE-2017-15723?
Irssi versions prior to 1.0.5 are affected by CVE-2017-15723.
Is CVE-2017-15723 specific to certain operating systems?
Yes, CVE-2017-15723 affects specific versions of Irssi on Debian Linux 8.0 and 9.0.