Buffer overflow in Mozilla Firefox
CVE-2016-1946
The MoofParser::Metadata function in binding/MoofParser.cpp in libstagefright in Mozilla Firefox before 44.0 does not limit the size of read operations, which might allow remote attackers to cause a denial of service (integer overflow and buffer overflow) or possibly have unspecified other impact via crafted metadata.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.056 (92.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.056 · newest: 0.056 · change: 0.000
Affected products
- Mozilla Firefox
- openSUSE Leap — versions 42.1
- openSUSE — versions 13.1, 13.2
Weakness classification (CWE)
References
- hg.mozilla.org/mozilla-central/rev/2a57c0a0cf19 (Vendor Advisory)
- www.securitytracker.com/id/1034825 (vdb-entry)
- www.ubuntu.com/usn/USN-2880-1 (vendor-advisory)
- www.ubuntu.com/usn/USN-2880-2 (vendor-advisory)
- www.mozilla.org/security/announce/2016/mfsa2016-10.html (Vendor Advisory)
- bugzilla.mozilla.org/show_bug.cgi
- lists.opensuse.org/opensuse-security-announce/2016-02/msg00002.html (vendor-advisory)
- www.securityfocus.com/bid/81950 (vdb-entry)
- security.gentoo.org/glsa/201605-06 (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-02/msg00001.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-1946?
- CVE-2016-1946 is a critical-severity vulnerability in Mozilla Firefox, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2016-01-31.
- How severe is CVE-2016-1946?
- Critical severity. CVSS v3 base score is 9.8 out of 10.