CVE-2023-25732 — Out-of-bounds Write in Mozilla Firefox

CWE-787 — Out-of-bounds Write14 documents8 sources
Severity
8.8HIGHNVD
OSV6.5
EPSS
0.2%
top 64.01%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird
Timeline
PublishedJun 2

Description

When encoding data from an inputStream in xpcom the size of the input being encoded was not correctly calculated potentially leading to an out of bounds memory write. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages9 packages

▶CVEListV5mozilla/firefoxunspecified — 110
▶NVDmozilla/firefox< 110.0
▶CVEListV5mozilla/firefox_esrunspecified — 102.8
▶NVDmozilla/firefox_esr< 102.8
▶Ubuntumozilla/firefox< 110.0+build3-0ubuntu0.18.04.1+3

🔴Vulnerability Details

6
GHSA
GHSA-ph4w-hm9p-64qv: When encoding data from an inputStream in xpcom the size of the input being encoded was not correctly calculated potentially leading to an out of boun↗2023-06-02
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OSV
CVE-2023-25732: When encoding data from an inputStream in xpcom the size of the input being encoded was not correctly calculated potentially leading to an out of boun↗2023-06-02
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CVEList
CVE-2023-25732: When encoding data from an inputStream in xpcom the size of the input being encoded was not correctly calculated potentially leading to an out of boun↗2023-06-02
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OSV
thunderbird vulnerabilities↗2023-03-13
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OSV
firefox regressions↗2023-03-01
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📋Vendor Advisories

7
Ubuntu
Thunderbird vulnerabilities↗2023-03-13
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Ubuntu
Firefox vulnerabilities↗2023-02-20
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Red Hat
Mozilla: Out of bounds memory write from EncodeInputStream↗2023-02-14
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Debian
CVE-2023-25732: firefox - When encoding data from an <code>inputStream</code> in <code>xpcom</code> the si...↗2023
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Mozilla
Mozilla Foundation Security Advisory 2023-06: CVE-2023-25732↗
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CVE-2023-25732 — Out-of-bounds Write in Mozilla Firefox | cvebase