SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2015-4485

Heap-based buffer overflow in the resize_context_buffers function in libvpx in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code via malformed WebM video data.

HIGH 10.0EPSS 8.45%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (8.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Heap-based buffer overflow in the resize_context_buffers function in libvpx in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code via malformed WebM video data.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
8.45% probability · 95th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
mozilla/firefox · canonical/ubuntu linux · opensuse/opensuse · oracle/solaris
Source
security@mozilla.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.