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The vulnerability of the vvdec_push_data2() function in the HEIF File Parser component, a decoder and file format parser library, allows a malicious actor to gain unauthorized access to protected information.
🗓️ 13 Apr 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 27 |
|---|---|---|---|---|
 | CVE-2026-3949 | 11 Mar 202618:32 | – | attackerkb |
 | Amazon Linux 2023 : heif-pixbuf-loader, libheif, libheif-devel (ALAS2023-2026-1509) | 1 Apr 202600:00 | – | nessus |
| SUSE SLED15 / SLES15 Security Update : libheif (SUSE-SU-2026:1660-1) | 2 May 202600:00 | – | nessus |
| SUSE SLED15: gdk-pixbuf-loader-libheif / libheif-aom / libheif-dav1d / etc (SUSE-SU-2026:2622-1) | 26 Jun 202600:00 | – | nessus |
| Linux Distros Unpatched Vulnerability : CVE-2026-3949 | 12 Mar 202600:00 | – | nessus |
 | Low: libheif | 1 Apr 202600:00 | – | amazon |
 | libheif 缓冲区错误漏洞 | 11 Mar 202600:00 | – | cnnvd |
 | CVE-2026-3949 | 11 Mar 202618:32 | – | cve |
 | CVE-2026-3949 strukturag libheif HEIF File decoder_vvdec.cc vvdec_push_data2 out-of-bounds | 11 Mar 202618:32 | – | cvelist |
 | CVE-2026-3949 | 11 Mar 202618:32 | – | debiancve |
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13 Apr 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 21.7
CVSS 33.3
EPSS0.00117