CVE-2021-29945

Description

The WebAssembly JIT could miscalculate the size of a return type, which could lead to a null read and result in a crash. *Note: This issue only affected x86-32 platforms. Other platforms are unaffected.*. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.

Risk Information

Base Score
6.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.409

Associated Vulnerability

VulnerabilityOS Platform
Multiple vulnerabilities fixed in Mozilla Firefox (88.0)Windows
Multiple vulnerabilities fixed in Mozilla Firefox (x64) (88.0)Windows
Multiple vulnerabilities fixed in Mozilla Firefox ESR (78.10.0)Windows
Multiple vulnerabilities fixed in Mozilla Firefox ESR (x64) (78.10.0)Windows
Multiple Vulnerabilities are affected in Mozilla Thunderbird 78.9Windows
Vulnerabilities CVE-2021-29945 are affected in Mozilla Firefox (x64) 78.9Windows
Vulnerabilities CVE-2021-29945 are affected in Mozilla Firefox (x64) 87.99Windows
Multiple Vulnerabilities are affected in Mozilla Firefox ESR (x64) 78.9Windows
Multiple Vulnerabilities are affected in Mozilla Firefox ESR 78.9Windows
Vulnerabilities CVE-2021-29945 are affected in Mozilla_Firefox 78.9Windows
Vulnerabilities CVE-2021-29945 are affected in Mozilla_Firefox 87.99Windows
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (88.0.1)Mac
Multiple vulnerabilities are fixed in Mozilla Thunderbird For Mac 78.10Mac
Multiple Vulnerabilities are affected in Firefox ESR for Mac 78.9Mac
Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 78.9Mac
Multiple Vulnerabilities are affected in Mozilla Thunderbird for Mac 78.9Mac
Vulnerabilities CVE-2021-29945 are affected in Mozilla Firefox for Mac 87.9Mac
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac 78.10Mac
firefox-esr security update(DSA-4895-1) firefox-esr_78.10.0esr-1~deb10u1_i386.debLinux
firefox-esr security update(DSA-4895-1) firefox-esr_78.10.0esr-1~deb10u1_amd64.debLinux
thunderbird security update(DSA-4897-1) thunderbird_78.10.0-1~deb10u1_i386.debLinux
thunderbird security update(DSA-4897-1) thunderbird_78.10.0-1~deb10u1_amd64.debLinux
(RHSA-2021:1350) thunderbird security update thunderbird-78.10.0-1.el7_9.x86_64.rpmLinux
(RHSA-2021:1353) thunderbird security update thunderbird-78.10.0-1.el8_3.x86_64.rpmLinux
(RHSA-2021:1353) thunderbird security update thunderbird-debugsource-78.10.0-1.el8_3.x86_64.rpmLinux
(RHSA-2021:1360) firefox security update firefox-78.10.0-1.el8_3.x86_64.rpmLinux
(RHSA-2021:1360) firefox security update firefox-debugsource-78.10.0-1.el8_3.x86_64.rpmLinux
(RHSA-2021:1363) firefox security update firefox-78.10.0-1.el7_9.i686.rpmLinux
(RHSA-2021:1363) firefox security update firefox-78.10.0-1.el7_9.x86_64.rpmLinux
SUSE-SU-2021:1325-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-78.10.0-112.57.2.x86_64.rpmLinux
SUSE-SU-2021:1325-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-debuginfo-78.10.0-112.57.2.x86_64.rpmLinux
SUSE-SU-2021:1325-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-debugsource-78.10.0-112.57.2.x86_64.rpmLinux
SUSE-SU-2021:1325-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-devel-78.10.0-112.57.2.x86_64.rpmLinux
SUSE-SU-2021:1325-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-translations-common-78.10.0-112.57.2.x86_64.rpmLinux
Mozilla Open Source web browser (USN-4926-1) firefox_88.0+build2-0ubuntu0.16.04.1_i386.debLinux
Mozilla Open Source web browser (USN-4926-1) firefox_88.0+build2-0ubuntu0.16.04.1_amd64.debLinux
Mozilla Open Source web browser (USN-4926-1) firefox_88.0+build2-0ubuntu0.18.04.2_i386.debLinux
Mozilla Open Source web browser (USN-4926-1) firefox_88.0+build2-0ubuntu0.18.04.2_amd64.debLinux
Mozilla Open Source web browser (USN-4926-1) firefox_88.0+build2-0ubuntu0.20.04.1_amd64.debLinux
Mozilla Open Source web browser (USN-4926-1) firefox_88.0+build2-0ubuntu0.20.10.1_amd64.debLinux
Mozilla Open Source mail and newsgroup client (USN-4995-1) thunderbird_78.11.0+build1-0ubuntu0.20.04.2_amd64.debLinux
Mozilla Open Source mail and newsgroup client (USN-4995-1) thunderbird_78.11.0+build1-0ubuntu0.20.10.2_amd64.debLinux
Mozilla Open Source mail and newsgroup client (USN-4995-1) thunderbird_78.11.0+build1-0ubuntu0.21.04.2_amd64.debLinux
Mozilla Open Source mail and newsgroup client (USN-4995-2) thunderbird_78.11.0+build1-0ubuntu0.18.04.2_i386.debLinux
Mozilla Open Source mail and newsgroup client (USN-4995-2) thunderbird_78.11.0+build1-0ubuntu0.18.04.2_amd64.debLinux

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-319192Mozilla Firefox (88.0)
PATCH-319193Mozilla Firefox (x64) (88.0)
PATCH-319194Mozilla Firefox ESR (78.10.0)
PATCH-319195Mozilla Firefox ESR (x64) (78.10.0)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-611807Mozilla Thunderbird For Mac (142.0)
PATCH-611808Mozilla Firefox ESR for MAC 128.14.0
PATCH-611870Mozilla Firefox For Mac (142.0.1)
PATCH-611807Mozilla Thunderbird For Mac (142.0)
PATCH-611870Mozilla Firefox For Mac (142.0.1)
PATCH-612783Mozilla Firefox For Mac (145.0.1)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234