Bump ffmpeg to 8.1.2 to fix CVE-2026-8461

ffmpeg 8.1.1 is affected by CVE-2026-8461, an out-of-bounds write in the
MagicYUV decoder (libavcodec/magicyuv.c, CWE-787, CVSS 8.8). It is fixed
upstream in ffmpeg 8.1.2.

Update FFMPEG_VERSION from 8.1.1 to 8.1.2 in all seven build Dockerfiles
(manylinux2014, manylinux_2_28 and musllinux_1_2).

Author: MDSALMANSHAMS

docker/manylinux2014/Dockerfile_aarch64

@@ -4,7 +4,7 @@
 FROM quay.io/pypa/manylinux2014_aarch64:latest
 
 ARG CCACHE_VERSION=4.13.6
-ARG FFMPEG_VERSION=8.1.1
+ARG FFMPEG_VERSION=8.1.2
 ARG FREETYPE_VERSION=2.14.3
 ARG LIBPNG_VERSION=1.6.58
 ARG VPX_VERSION=v1.15.2

docker/manylinux2014/Dockerfile_i686

@@ -2,7 +2,7 @@ FROM quay.io/pypa/manylinux2014_i686:latest
 
 ARG CCACHE_VERSION=3.7.9
 ARG CMAKE_VERSION=3.17.0
-ARG FFMPEG_VERSION=8.1.1
+ARG FFMPEG_VERSION=8.1.2
 ARG NASM_VERSION=2.15.04
 ARG OPENSSL_VERSION=1_1_1w
 ARG QT_VERSION=5.15.0

docker/manylinux2014/Dockerfile_x86_64

@@ -4,7 +4,7 @@
 FROM quay.io/pypa/manylinux2014_x86_64:latest
 
 ARG CCACHE_VERSION=4.13.6
-ARG FFMPEG_VERSION=8.1.1
+ARG FFMPEG_VERSION=8.1.2
 ARG FREETYPE_VERSION=2.14.3
 ARG LIBPNG_VERSION=1.6.58
 ARG VPX_VERSION=v1.15.2

docker/manylinux_2_28/Dockerfile_aarch64

@@ -3,7 +3,7 @@
 
 FROM quay.io/pypa/manylinux_2_28_aarch64:latest
 
-ARG FFMPEG_VERSION=8.1.1
+ARG FFMPEG_VERSION=8.1.2
 ARG FREETYPE_VERSION=2.14.3
 ARG LIBPNG_VERSION=1.6.58
 ARG VPX_VERSION=v1.15.2

docker/manylinux_2_28/Dockerfile_x86_64

@@ -3,7 +3,7 @@
 
 FROM quay.io/pypa/manylinux_2_28_x86_64:latest
 
-ARG FFMPEG_VERSION=8.1.1
+ARG FFMPEG_VERSION=8.1.2
 ARG FREETYPE_VERSION=2.14.3
 ARG LIBPNG_VERSION=1.6.58
 ARG VPX_VERSION=v1.15.2

docker/musllinux_1_2/Dockerfile_aarch64

@@ -3,7 +3,7 @@
 FROM quay.io/pypa/musllinux_1_2_aarch64:latest
 
 ARG CCACHE_VERSION=4.13.6
-ARG FFMPEG_VERSION=8.1.1
+ARG FFMPEG_VERSION=8.1.2
 ARG FREETYPE_VERSION=2.14.3
 ARG LIBPNG_VERSION=1.6.58
 ARG VPX_VERSION=v1.15.1

docker/musllinux_1_2/Dockerfile_x86_64

@@ -3,7 +3,7 @@
 FROM quay.io/pypa/musllinux_1_2_x86_64:latest
 
 ARG CCACHE_VERSION=4.13.6
-ARG FFMPEG_VERSION=8.1.1
+ARG FFMPEG_VERSION=8.1.2
 ARG FREETYPE_VERSION=2.14.3
 ARG LIBPNG_VERSION=1.6.58
 ARG VPX_VERSION=v1.15.1