CVE-2017-10966: Use After Free
Published Jul 7, 2017
·Updated
An issue was discovered in Irssi before 1.0.4. While updating the internal nick list, Irssi could incorrectly use the GHashTable interface and free the nick while updating it. This would then result in use-after-free conditions on each access of the hash table.
Affected Software
2 affected componentsFixes available
debian/irssi
1.2.0-2+deb10u11.2.3-11.4.3-21.4.5-1
Irssi irssi<=1.0.3
Remediation
Patch Available
Event History
Jul 7, 2017
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2017-10966?
CVE-2017-10966 is considered a high severity vulnerability due to the possible use-after-free conditions that can lead to crashes or malicious exploitation.
2
How do I fix CVE-2017-10966?
To mitigate CVE-2017-10966, upgrade to Irssi version 1.0.4 or later.
3
What systems are affected by CVE-2017-10966?
CVE-2017-10966 affects all versions of Irssi prior to 1.0.4.
4
What type of vulnerability is CVE-2017-10966 classified as?
CVE-2017-10966 is classified as a use-after-free vulnerability.
5
Is CVE-2017-10966 related to any specific functionality in Irssi?
Yes, CVE-2017-10966 relates to issues in updating the internal nick list within Irssi.