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CVE-2026-70631 FFmpeg 0.5 < 9.0 Uninitialized Heap Memory Read in TIFF Decoder

🗓️ 06 Aug 2026 21:25:53Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 67 Views

FFmpeg 0.5 to before 9.0 has uninitialized heap memory disclosure in the TIFF decoder with crafted Deflate TIFF strips.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-70631
6 Aug 202621:25
–attackerkb
alpinelinux
AlpineLinux
CVE-2026-70631
6 Aug 202621:25
–alpinelinux
cgr
Chainguard
CVE-2026-70631 vulnerabilities
22 Oct 202614:56
–cgr
cve
CVE
CVE-2026-70631
6 Aug 202621:25
–cve
debiancve
Debian CVE
CVE-2026-70631
6 Aug 202621:25
–debiancve
euvd
EUVD
EUVD-2026-54164
7 Aug 202600:31
–euvd
fedora
Fedora
[SECURITY] Fedora 44 Update: ffmpeg-8.1.3-1.fc44
1 Oct 202601:13
–fedora
nessus
Tenable Nessus
Fedora 44 : ffmpeg (2026-3e109a0c85)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus
FFmpeg 0.5 < 9.0 Multiple Vulnerabilities
13 Aug 202600:00
–nessus
nessus
Tenable Nessus
SUSE SLED15: ffmpeg-4 / ffmpeg-4-libavcodec-devel / ffmpeg-4-libavdevice-devel / etc (SUSE-SU-2026:4149-1)
16 Sep 202600:00
–nessus
Rows per page
[
  {
    "vendor": "FFmpeg",
    "product": "FFmpeg",
    "repo": "https://code.ffmpeg.org/FFmpeg/FFmpeg",
    "versions": [
      {
        "status": "affected",
        "version": "0.5",
        "lessThan": "9.0",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected",
    "packageURL": "pkg:github/FFmpeg/FFmpeg"
  }
]

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14 Aug 2026 16:51Current
CVSS 3.15.5
CVSS 46.8
EPSS0.00178
SSVC
67