CVE-2026-3949

low Red Hat
CVSS v3 Base Score
3.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
EPSS Score
0.0%
Exploitation probability in 30 days
Top 98% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Published: March 11, 2026 (64 days ago)
Last Modified: March 11, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in libheif. This vulnerability allows a local attacker to trigger an out-of-bounds read by manipulating the size argument in the `vvdec_push_data2` function. This could lead to a denial of service (DoS).

CWE

CWE-805

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 github.com 🔗 github.com