Use After Free in Microsoft Windows
CVE-2016-9079
A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users on Windows. This vulnerability affects Firefox < 50.0.2, Fi…
Vulnerability class: Use-After-Free
EPSS: 0.876 (99.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Microsoft Windows
- Mozilla Firefox — versions unspecified
- Mozilla Firefox Esr — versions unspecified
- Mozilla Thunderbird — versions unspecified
- Torproject Tor
- Debian Debian_linux — versions 9.0
- Redhat Enterprise_linux — versions 5.0, 6.0, 7.0
- Redhat Enterprise_linux_desktop — versions 5.0, 6.0, 7.0
- Redhat Enterprise_linux_server — versions 5.0, 6.0, 7.0
- Redhat Enterprise_linux_server_aus — versions 7.3, 7.4
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- security@mozilla.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- security@mozilla.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security@mozilla.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- security@mozilla.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- security@mozilla.org (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
- security@mozilla.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security@mozilla.org (x_refsource_CONFIRM, Vendor Advisory)
- security@mozilla.org (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
- security@mozilla.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- security@mozilla.org (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
Frequently asked questions
- What is CVE-2016-9079?
- CVE-2016-9079 is a high-severity vulnerability in Microsoft Windows, classified under Use After Free. CVSS score: 7.5/10. Published 2018-06-11.
- How severe is CVE-2016-9079?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-9079 known to be exploited?
- Yes. CVE-2016-9079 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-06-22), indicating it is being actively exploited. 16 public proof-of-concept repositories are indexed.