CVE-2015-5309

Publication date 7 December 2015

Last updated 24 July 2024

Ubuntu priority

Description

Integer overflow in the terminal emulator in PuTTY before 0.66 allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via an ECH (erase characters) escape sequence with a large parameter value, which triggers a buffer underflow.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
putty	19.04 disco	Not affected
	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	17.10 artful	Not affected
	17.04 zesty	Not affected
	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	15.10 wily	Ignored end of life
	15.04 vivid	Fixed 0.63-10+deb8u1build0.15.04.1
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life

Notes

sbeattie

vuln between 0.54 and 0.65 inclusive

Patch details

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

Package	Patch details
putty	Upstream: http://tartarus.org/~simon-git/gitweb/?p=putty.git;a=commitdiff;h=6056396f77cafc7e40da4d09f1d6212408dcb065