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CVE-2016-7045

Publication date 21 September 2016

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

The format_send_to_gui function in the format parsing code in Irssi before 0.8.20 allows remote attackers to cause a denial of service (heap corruption and crash) via vectors involving the length of a string.

From the Ubuntu Security Team

Gabriel Campana and Adrien Guinet discovered that a buffer overflow existed in the format parsing code in Irssi. A remote attacker could use this to cause a denial of service (application crash).

Read the notes from the security team

Status

Package Ubuntu Release Status
irssi 16.04 LTS xenial
Fixed 0.8.19-1ubuntu1.2
14.04 LTS trusty Not in release
12.04 LTS precise
Not affected

Notes

sbeattie

introduce in 0.17

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
irssi

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3086-1
    • Irssi vulnerabilities
    • 21 September 2016

Other references