vulnerability

Red Hat: CVE-2019-11705: CVE-2019-11705 libical: Stack buffer overflow in icalrecur_add_bydayrules in icalrecur.c (Multiple Advisories)

Name: Red Hat: CVE-2019-11705: CVE-2019-11705 libical: Stack buffer overflow in icalrecur_add_bydayrules in icalrecur.c (Multiple Advisories)
Creator: Red Hat
Published: 2019-06-27T00:00:00.000Z
Keywords: CVE, CWE-787, Red Hat, 2019, 11705, 11705 libical, no-fix-redhat-rpm-package, redhat-upgrade-thunderbird, redhat-upgrade-thunderbird-debuginfo, redhat-upgrade-thunderbird-debugsource, Severity 8

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Severity

CVSS

(AV:N/AC:L/Au:N/C:P/I:P/A:P)

Published

Jun 27, 2019

Added

Jun 28, 2019

Modified

Aug 11, 2025

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.

Solutions

no-fix-redhat-rpm-packageredhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource

References

CWE-787
NVD-CVE-2019-11705
REDHAT-RHSA-2019:1623
REDHAT-RHSA-2019:1626

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