NULL pointer dereference in Firefox for Android and Mozilla Firefox - CVE-2024-11706

Vulnerability identifier: #VU100966

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-11706

CWE-ID: CWE-476

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the SEC_ASN1DecodeItem_Util() function in pk12util. A remote attacker can trick the victim into opening a specially crafted website and crash the browser.

Firefox for Android
Mozilla Firefox
Gentoo Linux
Ubuntu
Fedora
Mozilla Thunderbird
nss
www-client/firefox
mail-client/thunderbird
mail-client/thunderbird-bin
dev-lang/spidermonkey
firefox (Ubuntu package)
firefox

Install updates from vendor's website.

Firefox for Android - update to 133.0
Mozilla Firefox - update to 133.0
Mozilla Thunderbird - update to 133.0
nss - addressed in versions 3.106.0-1.fc40, 3.106.0-1.fc41
www-client/firefox - update to 104
mail-client/thunderbird - update to 128.9.0
mail-client/thunderbird-bin - update to 128.9.0
dev-lang/spidermonkey - update to 128.9.0
firefox (Ubuntu package) - update to 133.0+build2-0ubuntu0.20.04.1
firefox - addressed in versions 133.0-1.fc40, 133.0-1.fc41

• https://www.mozilla.org/en-US/security/advisories/mfsa2024-63/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1923767

• Multiple vulnerabilities in Mozilla Firefox and Firefox ESR
• Multiple vulnerabilities in Mozilla Thunderbird
• Fedora 40 update for firefox, nss
• Fedora 41 update for firefox, nss
• Ubuntu update for firefox
• Gentoo update for Mozilla Firefox
• Gentoo update for Mozilla Thunderbird
• Gentoo update for Spidermonkey