[ptxdist] [PATCH] libpng: Version bump. 1.6.53 -> 1.6.54

[ptxdist] [PATCH] libpng: Version bump. 1.6.53 -> 1.6.54

[Christian Melki]

Security fixes.
https://sourceforge.net/p/libpng/code/ci/libpng16/tree/CHANGES

Plugs CVEs:
CVE-2026-22695: Heap buffer over-read in png_image_read_direct_scaled.
CVE-2026-22801: Integer truncation causing heap buffer over-read in png_image_write_*

* License hash changed, copyright year updates.

Signed-off-by: Christian Melki <christian.melki@t2data.com>
---
 rules/libpng.make | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/rules/libpng.make b/rules/libpng.make
index 7bd6d2376..f69de3e08 100644
--- a/rules/libpng.make
+++ b/rules/libpng.make
@@ -16,8 +16,8 @@ PACKAGES-$(PTXCONF_LIBPNG) += libpng
 #
 # Paths and names
 #
-LIBPNG_VERSION	:= 1.6.53
-LIBPNG_MD5	:= 0d95e8af31991e976811bbf55f693d2d
+LIBPNG_VERSION	:= 1.6.54
+LIBPNG_MD5	:= ba9e86853c794d111398b66a42bfa0dc
 LIBPNG		:= libpng-$(LIBPNG_VERSION)
 LIBPNG_SUFFIX	:= tar.xz
 LIBPNG_URL	:= $(call ptx/mirror, SF, libpng/$(LIBPNG).$(LIBPNG_SUFFIX))
@@ -25,7 +25,7 @@ LIBPNG_SOURCE	:= $(SRCDIR)/$(LIBPNG).$(LIBPNG_SUFFIX)
 LIBPNG_DIR	:= $(BUILDDIR)/$(LIBPNG)
 LIBPNG_LICENSE	:= libpng-2.0
 LIBPNG_LICENSE_FILES := \
-	file://LICENSE;md5=5516d77a3cf75f55a0d37254e3e65a20
+	file://LICENSE;md5=9dc350edbbbee660c7d9af79487168f2
 
 # ----------------------------------------------------------------------------
 # Prepare
-- 
2.43.0

Re: [ptxdist] [APPLIED] libpng: Version bump. 1.6.53 -> 1.6.54

[Michael Olbrich]

Thanks, applied as 94c0f1589817c397dc57e6bcaa097c0766d20ad8.

Michael

[sent from post-receive hook]

On Fri, 23 Jan 2026 16:02:08 +0100, Christian Melki <christian.melki@t2data.com> wrote:
> Security fixes.
> https://sourceforge.net/p/libpng/code/ci/libpng16/tree/CHANGES
> 
> Plugs CVEs:
> CVE-2026-22695: Heap buffer over-read in png_image_read_direct_scaled.
> CVE-2026-22801: Integer truncation causing heap buffer over-read in png_image_write_*
> 
> * License hash changed, copyright year updates.
> 
> Signed-off-by: Christian Melki <christian.melki@t2data.com>
> Message-Id: <20260115201203.1824095-1-christian.melki@t2data.com>
> Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
> 
> diff --git a/rules/libpng.make b/rules/libpng.make
> index 7bd6d2376c1b..f69de3e081f5 100644
> --- a/rules/libpng.make
> +++ b/rules/libpng.make
> @@ -16,8 +16,8 @@ PACKAGES-$(PTXCONF_LIBPNG) += libpng
>  #
>  # Paths and names
>  #
> -LIBPNG_VERSION	:= 1.6.53
> -LIBPNG_MD5	:= 0d95e8af31991e976811bbf55f693d2d
> +LIBPNG_VERSION	:= 1.6.54
> +LIBPNG_MD5	:= ba9e86853c794d111398b66a42bfa0dc
>  LIBPNG		:= libpng-$(LIBPNG_VERSION)
>  LIBPNG_SUFFIX	:= tar.xz
>  LIBPNG_URL	:= $(call ptx/mirror, SF, libpng/$(LIBPNG).$(LIBPNG_SUFFIX))
> @@ -25,7 +25,7 @@ LIBPNG_SOURCE	:= $(SRCDIR)/$(LIBPNG).$(LIBPNG_SUFFIX)
>  LIBPNG_DIR	:= $(BUILDDIR)/$(LIBPNG)
>  LIBPNG_LICENSE	:= libpng-2.0
>  LIBPNG_LICENSE_FILES := \
> -	file://LICENSE;md5=5516d77a3cf75f55a0d37254e3e65a20
> +	file://LICENSE;md5=9dc350edbbbee660c7d9af79487168f2
>  
>  # ----------------------------------------------------------------------------
>  # Prepare