Use-after-free in libde265 - #VU146895
Published: September 4, 2026
Vulnerability identifier: #VU146895
CSH Severity: Medium
CVSS v4: 5.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose information or execute arbitrary code.
The vulnerability exists due to use-after-free in decoder_context::reset() when processing a dependent H.265 slice after a decoder reset. A remote attacker can trick the victim into processing a crafted H.265 stream to disclose information or execute arbitrary code.
User interaction is required.
Affected software
libde265
Remediation
Install security update from vendor's website.
libde265 - update to 1.1.2