CVE-2022-28285 - Mozilla: Incorrect AliasSet used in JIT Codegen

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MEDIUM

Mozilla: Incorrect AliasSet used in JIT Codegen

Published Dec 22, 2022

6.5

MEDIUM

CVSS 3.1

EPSS 0.77%

Description

When generating the assembly code for <code>MLoadTypedArrayElementHole</code>, an incorrect AliasSet was used. In conjunction with another vulnerability this could have been used for an out of bounds memory read. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.

Affected products

Vendor Mozilla Product Firefox Default
unknown
Affected
- ≥ unspecified, < 99
Vendor Mozilla Product Firefox ESR Default
unknown
Affected
- ≥ unspecified, < 91.8
Vendor Mozilla Product Thunderbird Default
unknown
Affected
- ≥ unspecified, < 91.8

Default status is the baseline for the product. Each version can override it (patched versions can be marked unaffected).

Vendor	Product	Default status	Versions
Mozilla	Firefox	unknown	Affected ≥ unspecified, < 99
Mozilla	Firefox ESR	unknown	Affected ≥ unspecified, < 91.8
Mozilla	Thunderbird	unknown	Affected ≥ unspecified, < 91.8

Red Hat Enterprise Linux 7

firefox-0:91.8.0-1.el7_9

Fixed · RHSA-2022:1284
Red Hat Enterprise Linux 7

thunderbird-0:91.8.0-1.el7_9

Fixed · RHSA-2022:1302
Red Hat Enterprise Linux 8

firefox-0:91.8.0-1.el8_5

Fixed · RHSA-2022:1287
Red Hat Enterprise Linux 8

thunderbird-0:91.8.0-1.el8_5

Fixed · RHSA-2022:1301
Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions

firefox-0:91.8.0-1.el8_1

Fixed · RHSA-2022:1283
Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions

thunderbird-0:91.8.0-1.el8_1

Fixed · RHSA-2022:1303
Red Hat Enterprise Linux 8.2 Extended Update Support

firefox-0:91.8.0-1.el8_2

Fixed · RHSA-2022:1286
Red Hat Enterprise Linux 8.2 Extended Update Support

thunderbird-0:91.8.0-1.el8_2

Fixed · RHSA-2022:1326
Red Hat Enterprise Linux 8.4 Extended Update Support

firefox-0:91.8.0-1.el8_4

Fixed · RHSA-2022:1285
Red Hat Enterprise Linux 8.4 Extended Update Support

thunderbird-0:91.8.0-1.el8_4

Fixed · RHSA-2022:1305
Red Hat Enterprise Linux 6

firefox

Out of support scope
Red Hat Enterprise Linux 6

thunderbird

Out of support scope
Red Hat Enterprise Linux 9

firefox

Not affected
Red Hat Enterprise Linux 9

thunderbird

Not affected

Product	Package	State	Advisory
Red Hat Enterprise Linux 7	firefox-0:91.8.0-1.el7_9	Fixed	RHSA-2022:1284
Red Hat Enterprise Linux 7	thunderbird-0:91.8.0-1.el7_9	Fixed	RHSA-2022:1302
Red Hat Enterprise Linux 8	firefox-0:91.8.0-1.el8_5	Fixed	RHSA-2022:1287
Red Hat Enterprise Linux 8	thunderbird-0:91.8.0-1.el8_5	Fixed	RHSA-2022:1301
Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions	firefox-0:91.8.0-1.el8_1	Fixed	RHSA-2022:1283
Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions	thunderbird-0:91.8.0-1.el8_1	Fixed	RHSA-2022:1303
Red Hat Enterprise Linux 8.2 Extended Update Support	firefox-0:91.8.0-1.el8_2	Fixed	RHSA-2022:1286
Red Hat Enterprise Linux 8.2 Extended Update Support	thunderbird-0:91.8.0-1.el8_2	Fixed	RHSA-2022:1326
Red Hat Enterprise Linux 8.4 Extended Update Support	firefox-0:91.8.0-1.el8_4	Fixed	RHSA-2022:1285
Red Hat Enterprise Linux 8.4 Extended Update Support	thunderbird-0:91.8.0-1.el8_4	Fixed	RHSA-2022:1305
Red Hat Enterprise Linux 6	firefox	Out of support scope	n/a
Red Hat Enterprise Linux 6	thunderbird	Out of support scope	n/a
Red Hat Enterprise Linux 9	firefox	Not affected	n/a
Red Hat Enterprise Linux 9	thunderbird	Not affected	n/a

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-125

Out-of-bounds Read

References (9)

https://access.redhat.com/security/cve/CVE-2022-28285
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1756957
ExploitIssue TrackingVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2072563
Issue Tracking
https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-32737
Advisory
https://nvd.nist.gov/vuln/detail/CVE-2022-28285
https://www.cve.org/CVERecord?id=CVE-2022-28285
https://www.mozilla.org/security/advisories/mfsa2022-13/
ExploitVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-14/
ExploitVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-15/
ExploitVendor Advisory

Link	Providers	Tags
https://access.redhat.com/security/cve/CVE-2022-28285		Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1756957		ExploitIssue TrackingVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2072563		Issue Tracking
https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-32737		Advisory
https://nvd.nist.gov/vuln/detail/CVE-2022-28285
https://www.cve.org/CVERecord?id=CVE-2022-28285
https://www.mozilla.org/security/advisories/mfsa2022-13/		ExploitVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-14/		ExploitVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-15/		ExploitVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mozilla

Published Dec 22, 2022

Updated Apr 16, 2025

Reserved Mar 31, 2022

Link CVE-2022-28285

CISA Vulnrichment

Updated Apr 16, 2025

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2022-28285

Red Hat

Severity Moderate

Public date Apr 5, 2022

Bugzilla 2072563

Link CVE-2022-28285

ENISA EUVD

Assigner mozilla

Published Dec 22, 2022

Updated Apr 16, 2025

Link EUVD-2022-32737

GitHub

No data