CVE-2026-70630

A flaw was found in FFmpeg. An uninitialized heap memory read vulnerability in the native Screenpresso decoder allows attackers to recover sensitive memory contents. This occurs when a crafted SPV1 packet with a valid zlib stream is supplied, causing the screenpressodecodeframe function to fail i...

CVE-2026-70630

FFmpeg versions from 3.0 up to, but not including, 9.0 contain an uninitialized heap memory read vulnerability in the native Screenpresso decoder libavcodec/screenpresso.c that allows attackers to recover sensitive memory contents by supplying a crafted SPV1 packet with a valid zlib stream that...

UBUNTU-CVE-2026-70630

FFmpeg versions from 3.0 up to, but not including, 9.0 contain an uninitialized heap memory read vulnerability in the native Screenpresso decoder libavcodec/screenpresso.c that allows attackers to recover sensitive memory contents by supplying a crafted SPV1 packet with a valid zlib stream that...

CVE-2026-70630 FFmpeg 3.0 < 9.0 Uninitialized Heap Memory Read in Screenpresso Decoder

FFmpeg versions from 3.0 up to, but not including, 9.0 contain an uninitialized heap memory read vulnerability in the native Screenpresso decoder libavcodec/screenpresso.c that allows attackers to recover sensitive memory contents by supplying a crafted SPV1 packet with a valid zlib stream that...

CVE-2026-70630

FFmpeg versions 3.0 up to (but not including) 9.0 are affected by an uninitialized heap memory read in the native Screenpresso decoder (libavcodec/screenpresso.c). The vulnerability arises when screenpresso_decode_frame() does not validate the byte count before copying from ctx-&gt;inflated_buf, ...

CVE-2026-70630 FFmpeg 3.0 < 9.0 Uninitialized Heap Memory Read in Screenpresso Decoder

FFmpeg versions from 3.0 up to, but not including, 9.0 contain an uninitialized heap memory read vulnerability in the native Screenpresso decoder libavcodec/screenpresso.c that allows attackers to recover sensitive memory contents by supplying a crafted SPV1 packet with a valid zlib stream that...

PT-2026-68786

Name of the Vulnerable Software and Affected Versions FFmpeg versions 3.0 through 8.x Description An uninitialized heap memory read exists in the native Screenpresso decoder libavcodec/screenpresso.c. An attacker can recover sensitive memory contents, such as userspace addresses from persistent...