CVE-2019-11705

Name	CVE-2019-11705
Description	A flaw in Thunderbird's implementation of iCal causes a stack buffer overflow in icalrecur_add_bydayrules when processing certain email messages, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7.1.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-1820-1, DSA-4464-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
thunderbird (PTS)	bullseye	1:115.12.0-1~deb11u1	fixed
	bullseye (security)	1:128.5.0esr-1~deb11u1	fixed
	bookworm	1:115.16.0esr-1~deb12u1	fixed
	bookworm (security)	1:128.5.0esr-1~deb12u1	fixed
	sid, trixie	1:128.5.2esr-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
thunderbird	source	jessie	1:60.7.1-1~deb8u1	DLA-1820-1
thunderbird	source	stretch	1:60.7.1-1~deb9u1	DSA-4464-1
thunderbird	source	(unstable)	1:60.7.1-1

Notes

https://www.openwall.com/lists/oss-security/2019/06/13/3
https://bugzilla.mozilla.org/show_bug.cgi?id=1553808
https://www.mozilla.org/en-US/security/advisories/mfsa2019-17/#CVE-2019-11705