VulnerabilityModified
CVE-2017-15227
Irssi before 1.0.5, while waiting for the channel synchronisation, may incorrectly fail to remove destroyed channels from the query list, resulting in use-after-free conditions when updating the state later on.
HIGH 7.5EPSS 2.08%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Irssi before 1.0.5, while waiting for the channel synchronisation, may incorrectly fail to remove destroyed channels from the query list, resulting in use-after-free conditions when updating the state later on.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.08% probability · 80th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- irssi/irssi
- Source
- cve@mitre.org
References
- http://openwall.com/lists/oss-security/2017/10/22/4Mailing List, Mitigation, Patch, Third Party Advisory
- https://irssi.org/security/irssi_sa_2017_10.txtMitigation, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html
- https://www.debian.org/security/2017/dsa-4016
- http://openwall.com/lists/oss-security/2017/10/22/4Mailing List, Mitigation, Patch, Third Party Advisory
- https://irssi.org/security/irssi_sa_2017_10.txtMitigation, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html
- https://www.debian.org/security/2017/dsa-4016
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.