CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
9.0%
Memory safety bugs present in Firefox 125. Some of these bugs showed
evidence of memory corruption and we presume that with enough effort some
of these could have been exploited to run arbitrary code. This
vulnerability affects Firefox < 126.
Author | Note |
---|---|
tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
mdeslaur | starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap starting with Ubuntu 24.04, the thunderbird package is just a script that installs the Thunderbird snap |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 20.04 | noarch | firefox | < 126.0+build2-0ubuntu0.20.04.1 | UNKNOWN |
ubuntu | 22.04 | noarch | mozjs102 | < any | UNKNOWN |
ubuntu | 24.04 | noarch | mozjs102 | < any | UNKNOWN |
ubuntu | 18.04 | noarch | mozjs38 | < any | UNKNOWN |
ubuntu | 18.04 | noarch | mozjs52 | < any | UNKNOWN |
ubuntu | 20.04 | noarch | mozjs52 | < any | UNKNOWN |
ubuntu | 20.04 | noarch | mozjs68 | < any | UNKNOWN |
ubuntu | 22.04 | noarch | mozjs78 | < any | UNKNOWN |
ubuntu | 22.04 | noarch | mozjs91 | < any | UNKNOWN |
bugzilla.mozilla.org/buglist.cgi?bug_id=1838834%2C1889291%2C1889595%2C1890204%2C1891545
launchpad.net/bugs/cve/CVE-2024-4778
nvd.nist.gov/vuln/detail/CVE-2024-4778
security-tracker.debian.org/tracker/CVE-2024-4778
ubuntu.com/security/notices/USN-6779-1
www.cve.org/CVERecord?id=CVE-2024-4778
www.mozilla.org/en-US/security/advisories/mfsa2024-21/#CVE-2024-4778
www.mozilla.org/security/advisories/mfsa2024-21/