libpng1.6: Update version from 1.6.36-6+deb10u2 to 1.6.36-6+deb10u3

[teradat]

Purpose of the Pull Request

This version fixes following CVEs.

• CVE-2026-33416

ELA: ELA-1674-1

Test

1. Build package
2. Run ptest of libpng package on docker of meta-debian

How to run ptest of libpng package

1. Prepare environment variables
2. Run ptest on docker of meta-debian

Prepare environment variables

$ export TEST_PACKAGES="libpng"
$ export TEST_DISTROS="deby"
$ export TEST_MACHINES="qemuarm64"
$ export COMPOSE_HTTP_TIMEOUT=7200
$ export PTEST_RUNNER_TIMEOUT=7200

Run ptest on docker of meta-debian

$ cd ./meta-debian/docker/
$ make qemu_ptest

Test result

Build package

Build succeeded.

meta-debian/docker$ make build_test
docker-compose run --rm build_test
WARNING: The QEMU_PARAMS variable is not set. Defaulting to a blank string.
WARNING: The IMAGE_ROOTFS_EXTRA_SPACE variable is not set. Defaulting to a blank string.
WARNING: The no_proxy variable is not set. Defaulting to a blank string.
WARNING: The TEST_DISTRO_FEATURES variable is not set. Defaulting to a blank string.
Creating docker_build_test_run ... done
NOTE: Setup build directory.
You had no conf/local.conf file. This configuration file has therefore been
created for you with some default values. You may wish to edit it to, for
example, select a different MACHINE (target hardware). See conf/local.conf
for more information as common configuration options are commented.
You had no conf/bblayers.conf file. This configuration file has therefore been
created for you with some default values. To add additional metadata layers
into your configuration please add entries to conf/bblayers.conf.
The Yocto Project has extensive documentation about OE including a reference
manual which can be found at:
    http://yoctoproject.org/documentation
For more information about OpenEmbedded see their website:
    http://www.openembedded.org/
NOTE: Testing distro deby ...
NOTE: Testing machine qemuarm64 ...
NOTE: These recipes will be tested: libpng
NOTE: Building libpng ...
NOTE: Build libpng: PASS

Run ptest on docker of meta-debian

The ptest results were the same before and after the update.

• After 1.6.36-6+deb10u3: libpng: PASS/SKIP/FAIL = 33/0/0
• Before 1.6.36-6+deb10u2: libpng: PASS/SKIP/FAIL = 33/0/0

meta-debian/docker$ make qemu_ptest
docker-compose run --rm qemu_ptest
WARNING: The QEMU_PARAMS variable is not set. Defaulting to a blank string.
WARNING: The IMAGE_ROOTFS_EXTRA_SPACE variable is not set. Defaulting to a blank string.
WARNING: The no_proxy variable is not set. Defaulting to a blank string.
WARNING: The TEST_DISTRO_FEATURES variable is not set. Defaulting to a blank string.
Creating docker_qemu_ptest_run ... done
mkstemp: No such file or directory
NOTE: Setup build directory.
You had no conf/local.conf file. This configuration file has therefore been
created for you with some default values. You may wish to edit it to, for
example, select a different MACHINE (target hardware). See conf/local.conf
for more information as common configuration options are commented.
You had no conf/bblayers.conf file. This configuration file has therefore been
created for you with some default values. To add additional metadata layers
into your configuration please add entries to conf/bblayers.conf.
The Yocto Project has extensive documentation about OE including a reference
manual which can be found at:
    http://yoctoproject.org/documentation
For more information about OpenEmbedded see their website:
    http://www.openembedded.org/
NOTE: These packages will be tested: libpng
NOTE: Testing distro deby ...
NOTE: Testing machine qemuarm64 ...
Parsing recipes: 100% |#################################################################################################| Time: 0:00:05
Parsing of 1044 .bb files complete (0 cached, 1044 parsed). 1828 targets, 68 skipped, 0 masked, 0 errors.
NOTE: Resolving any missing task queue dependencies
Build Configuration:
BB_VERSION           = "1.42.0"
BUILD_SYS            = "x86_64-linux"
NATIVELSBSTRING      = "debian-10"
TARGET_SYS           = "aarch64-deby-linux"
MACHINE              = "qemuarm64"
DISTRO               = "deby"
DISTRO_VERSION       = "10.0"
TUNE_FEATURES        = "aarch64 armv8a crc"
TARGET_FPU           = ""
meta                 
meta-poky            = "warrior:d4b57c68b22027c2bedff335dee06af963e4f8a8"
meta-debian          = "update-libpng_1.6.36-6+deb10u3:76d4f0d8462785d12ae66d21b7d264709839df9e"
Initialising tasks: 100% |##############################################################################################| Time: 0:00:00
Sstate summary: Wanted 854 Found 0 Missed 854 Current 0 (0% match, 0% complete)
NOTE: Executing SetScene Tasks
NOTE: Executing RunQueue Tasks
NOTE: Tasks Summary: Attempted 2998 tasks of which 5 didn't need to be rerun and all succeeded.
NOTE: Run command: `runqemu qemuarm64 nographic slirp qemuparams=""`
nohup: redirecting stderr to stdout
NOTE: Waiting for SSH to be ready... (5s / 60s)
NOTE: Waiting for SSH to be ready... (10s / 60s)
stdin: is not a tty
Running ptest for libpng ...
libpng: PASS/SKIP/FAIL = 33/0/0
stdin: is not a tty

For infomation: before update result

meta-debian/docker$ make qemu_ptest
docker-compose run --rm qemu_ptest
WARNING: The QEMU_PARAMS variable is not set. Defaulting to a blank string.
WARNING: The IMAGE_ROOTFS_EXTRA_SPACE variable is not set. Defaulting to a blank string.
WARNING: The no_proxy variable is not set. Defaulting to a blank string.
WARNING: The TEST_DISTRO_FEATURES variable is not set. Defaulting to a blank string.
Creating docker_qemu_ptest_run ... done
mkstemp: No such file or directory
NOTE: Setup build directory.
You had no conf/local.conf file. This configuration file has therefore been
created for you with some default values. You may wish to edit it to, for
example, select a different MACHINE (target hardware). See conf/local.conf
for more information as common configuration options are commented.
You had no conf/bblayers.conf file. This configuration file has therefore been
created for you with some default values. To add additional metadata layers
into your configuration please add entries to conf/bblayers.conf.
The Yocto Project has extensive documentation about OE including a reference
manual which can be found at:
    http://yoctoproject.org/documentation
For more information about OpenEmbedded see their website:
    http://www.openembedded.org/
NOTE: These packages will be tested: libpng
NOTE: Testing distro deby ...
NOTE: Testing machine qemuarm64 ...
Parsing recipes: 100% |#################################################################################################| Time: 0:00:09
Parsing of 1044 .bb files complete (0 cached, 1044 parsed). 1828 targets, 68 skipped, 0 masked, 0 errors.
NOTE: Resolving any missing task queue dependencies
Build Configuration:
BB_VERSION           = "1.42.0"
BUILD_SYS            = "x86_64-linux"
NATIVELSBSTRING      = "debian-10"
TARGET_SYS           = "aarch64-deby-linux"
MACHINE              = "qemuarm64"
DISTRO               = "deby"
DISTRO_VERSION       = "10.0"
TUNE_FEATURES        = "aarch64 armv8a crc"
TARGET_FPU           = ""
meta                 
meta-poky            = "warrior:d4b57c68b22027c2bedff335dee06af963e4f8a8"
meta-debian          = "deb10.13-2:5569627120910450d72271eea30cf40373c1bc0b"
Initialising tasks: 100% |##############################################################################################| Time: 0:00:00
Sstate summary: Wanted 854 Found 0 Missed 854 Current 0 (0% match, 0% complete)
NOTE: Executing SetScene Tasks
NOTE: Executing RunQueue Tasks
NOTE: Tasks Summary: Attempted 2998 tasks of which 5 didn't need to be rerun and all succeeded.
NOTE: Run command: `runqemu qemuarm64 nographic slirp qemuparams=""`
nohup: redirecting stderr to stdout
NOTE: Waiting for SSH to be ready... (5s / 60s)
NOTE: Waiting for SSH to be ready... (10s / 60s)
stdin: is not a tty
Running ptest for libpng ...
libpng: PASS/SKIP/FAIL = 33/0/0
stdin: is not a tty