Unrated severityNVD Advisory· Published Nov 3, 2021· Updated Aug 4, 2024
CVE-2021-38496
CVE-2021-38496
Description
During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.15, Thunderbird < 91.2, Firefox ESR < 91.2, Firefox ESR < 78.15, and Firefox < 93.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
58<91.2 || <78.15+ 3 more
- (no CPE)range: <91.2 || <78.15
- (no CPE)range: <93
- (no CPE)range: unspecified
- (no CPE)range: unspecified
<78.15 || <91.2+ 1 more
- (no CPE)range: <78.15 || <91.2
- (no CPE)range: unspecified
- osv-coords52 versionspkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox-branding-SLE&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/rust-cbindgen&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/rust-cbindgen&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/MozillaFirefox-branding-SLED&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/MozillaFirefox&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP2pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3
< 128.5.1-1.1+ 51 more
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 91-9.5.1
- (no CPE)range: < 91.2.0-lp152.2.67.1
- (no CPE)range: < 91.2.0-8.54.1
- (no CPE)range: < 93.0-1.1
- (no CPE)range: < 91.4.0-lp152.2.52.1
- (no CPE)range: < 91.4.0-8.45.2
- (no CPE)range: < 91.2.0-1.1
- (no CPE)range: < 0.19.0-lp152.2.7.1
- (no CPE)range: < 0.19.0-1.9.1
- (no CPE)range: < 91-21.18.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-9.5.1
- (no CPE)range: < 91-9.5.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91-4.19.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-8.54.1
- (no CPE)range: < 91.2.0-8.54.1
- (no CPE)range: < 91.2.0-78.143.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-3.155.2
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.2.0-112.74.1
- (no CPE)range: < 91.4.0-8.45.2
- (no CPE)range: < 91.4.0-8.45.2
Patches
Vulnerability mechanics
References
8- www.debian.org/security/2022/dsa-5034mitrevendor-advisoryx_refsource_DEBIAN
- bugzilla.mozilla.org/show_bug.cgimitrex_refsource_MISC
- lists.debian.org/debian-lts-announce/2022/01/msg00001.htmlmitremailing-listx_refsource_MLIST
- www.mozilla.org/security/advisories/mfsa2021-43/mitrex_refsource_MISC
- www.mozilla.org/security/advisories/mfsa2021-44/mitrex_refsource_MISC
- www.mozilla.org/security/advisories/mfsa2021-45/mitrex_refsource_MISC
- www.mozilla.org/security/advisories/mfsa2021-46/mitrex_refsource_MISC
- www.mozilla.org/security/advisories/mfsa2021-47/mitrex_refsource_MISC
News mentions
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