Red Hat Product Errata RHSA-2026:50808 - Security Advisory Issued: 2026-08-05 Updated: 2026-08-05 RHSA-2026:50808 - Security Advisory Overview Updated Packages Synopsis Moderate: libpng security update Type/Severity Security Advisory: Moderate Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for libpng is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Description The libpng packages contain a library of functions for creating and manipulating Portable Network Graphics (PNG) image format files. Security Fix(es): libpng: libpng: Arbitrary code execution due to use-after-free vulnerability (CVE-2026-33416) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64 Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 7 s390x Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian 7 ppc64 Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian 7 ppc64le Fixes BZ - 2451805 - CVE-2026-33416 libpng: libpng: Arbitrary code execution due to use-after-free vulnerability CVEs CVE-2026-33416 References https://access.redhat.com/security/updates/classification/#moderate Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 SRPM libpng-1.5.13-8.el7_9.3.src.rpm SHA-256: d230bdda7cd263de5cbf3fdf8e5335ab6961b1a2ed164572a3722ac5c68849e2 x86_64 libpng-1.5.13-8.el7_9.3.i686.rpm SHA-256: e7b409d506384f3871a76d4f9051bdff3c1af04f31e03ec5db7e44bb8781d113 libpng-1.5.13-8.el7_9.3.x86_64.rpm SHA-256: 356a1c99981cfdb9f71d9c84cd34f4b8e9a4850e081821b55c4fb1940648a481 libpng-debuginfo-1.5.13-8.el7_9.3.i686.rpm SHA-256: 8c18fe78d182a6d528934dde10b516ffc6802e415f15ffe181ee30aacfee5e48 libpng-debuginfo-1.5.13-8.el7_9.3.i686.rpm SHA-256: 8c18fe78d182a6d528934dde10b516ffc6802e415f15ffe181ee30aacfee5e48 libpng-debuginfo-1.5.13-8.el7_9.3.x86_64.rpm SHA-256: 0b02dd6d7a6f8958a75dc7424a258b20481a85a9e48cbd75d1b40d397ee41426 libpng-debuginfo-1.5.13-8.el7_9.3.x86_64.rpm SHA-256: 0b02dd6d7a6f8958a75dc7424a258b20481a85a9e48cbd75d1b40d397ee41426 libpng-devel-1.5.13-8.el7_9.3.i686.rpm SHA-256: 816f524b8bed4df36444e684d30ef2ac13db4e445581750247cb56430fc8801f libpng-devel-1.5.13-8.el7_9.3.x86_64.rpm SHA-256: 85bcbe9f635800a11390fe054c99de93da09a38f14cd8e0d55211b68859f20b0 libpng-static-1.5.13-8.el7_9.3.i686.rpm SHA-256: 380f526d190fa1ec6e77b65351fb1d279e2b380632367301d6981c919bd98449 libpng-static-1.5.13-8.el7_9.3.x86_64.rpm SHA-256: 7a901b6136fc3a1b2da3a514c8b7967e6bb241eb12d16fece9efe3290e0aa048 Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 7 SRPM libpng-1.5.13-8.el7_9.3.src.rpm SHA-256: d230bdda7cd263de5cbf3fdf8e5335ab6961b1a2ed164572a3722ac5c68849e2 s390x libpng-1.5.13-8.el7_9.3.s390.rpm SHA-256: 6ba55b6585b88ed3ce9dc7d03b3463f9fee5c293e63947fc9ce7087ed245cd7d libpng-1.5.13-8.el7_9.3.s390x.rpm SHA-256: 7f1caa54d30cd4ce2307eec402068e52f51b722a816ff5111f8c4bfc0ab869d5 libpng-debuginfo-1.5.13-8.el7_9.3.s390.rpm SHA-256: ab773f14c9fa012cdcb2082b0be2a082c24f673205636b21d002fecef3142a4e libpng-debuginfo-1.5.13-8.el7_9.3.s390.rpm SHA-256: ab773f14c9fa012cdcb2082b0be2a082c24f673205636b21d002fecef3142a4e libpng-debuginfo-1.5.13-8.el7_9.3.s390x.rpm SHA-256: a1d967e75024a0b331325aecebb422f4ae4add5eb38061c48f69616ff15f3e90 libpng-debuginfo-1.5.13-8.el7_9.3.s390x.rpm SHA-256: a1d967e75024a0b331325aecebb422f4ae4add5eb38061c48f69616ff15f3e90 libpng-devel-1.5.13-8.el7_9.3.s390.rpm SHA-256: 84e4f65c7ec05442dcb4285aa8fa7b236dce929597758bf3e449a0b74ce61887 libpng-devel-1.5.13-8.el7_9.3.s390x.rpm SHA-256: e393833dbc5a284d5b0370452546509b1ed10f89a712a5b459e0cad611d5120c libpng-static-1.5.13-8.el7_9.3.s390.rpm SHA-256: f8a792b6e9f42424e78718a5eafa6540554b28c81dd09741a62764adf27dd20f libpng-static-1.5.13-8.el7_9.3.s390x.rpm SHA-256: c44ef94c00e923fc4a13d874cee9a44033cb7f78db5d9b050276cd29d24927e6 Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian 7 SRPM libpng-1.5.13-8.el7_9.3.src.rpm SHA-256: d230bdda7cd263de5cbf3fdf8e5335ab6961b1a2ed164572a3722ac5c68849e2 ppc64 libpng-1.5.13-8.el7_9.3.ppc.rpm SHA-256: 152c41c9b5c2fe0f9dd0f4c4f8e0cc04829ce0cc9ec0815d0a2594c91e12e8b7 libpng-1.5.13-8.el7_9.3.ppc64.rpm SHA-256: 29192272f0857aa32c1561a0fda5507c55e55df4a0201e9ca86e3d12e81115ff libpng-debuginfo-1.5.13-8.el7_9.3.ppc.rpm SHA-256: e26db6da5fa199a9204431635fcc3ea818ca292c3a1fa4a1fde9354e00dcd355 libpng-debuginfo-1.5.13-8.el7_9.3.ppc.rpm SHA-256: e26db6da5fa199a9204431635fcc3ea818ca292c3a1fa4a1fde9354e00dcd355 libpng-debuginfo-1.5.13-8.el7_9.3.ppc64.rpm SHA-256: 7f4f8c131d20a359b7d4f86b433d889ea5080212fcaa1b1e70ea00cca8a852a3 libpng-debuginfo-1.5.13-8.el7_9.3.ppc64.rpm SHA-256: 7f4f8c131d20a359b7d4f86b433d889ea5080212fcaa1b1e70ea00cca8a852a3 libpng-devel-1.5.13-8.el7_9.3.ppc.rpm SHA-256: 80cffb14d17fc3bb93c9d7ab7d990f238229be22b53d3f4cb3b2a55c31188ea2 libpng-devel-1.5.13-8.el7_9.3.ppc64.rpm SHA-256: 41e3c12dbfd7d209986b31ca3b9688ca3d18dc40f8e60dd01a129b5806be5ca3 libpng-static-1.5.13-8.el7_9.3.ppc.rpm SHA-256: b9c8ef97c1ff5508dadf2447b8bb988c3464e03a6c20267c194c812966d46eec libpng-static-1.5.13-8.el7_9.3.ppc64.rpm SHA-256: 81471fa101e6f0b8d41e0cc68ebd95508af53bfc7c42f03f09928ca715776c82 Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian 7 SRPM libpng-1.5.13-8.el7_9.3.src.rpm SHA-256: d230bdda7cd263de5cbf3fdf8e5335ab6961b1a2ed164572a3722ac5c68849e2 ppc64le libpng-1.5.13-8.el7_9.3.ppc64le.rpm SHA-256: 2ba287a81fedaa5d1b3f270205b0d59630820860ee7b42322400fd71b962b2d6 libpng-debuginfo-1.5.13-8.el7_9.3.ppc64le.rpm SHA-256: bbaae56351122ff47569a2b4aea2954f818040eb6535de5f3d08efb1d324b5d6 libpng-debuginfo-1.5.13-8.el7_9.3.ppc64le.rpm SHA-256: bbaae56351122ff47569a2b4aea2954f818040eb6535de5f3d08efb1d324b5d6 libpng-devel-1.5.13-8.el7_9.3.ppc64le.rpm SHA-256: 045e76fd3b68e2c62d6038dd96695ad7d1d33bf846fb686151f439b69dec4dc4 libpng-static-1.5.13-8.el7_9.3.ppc64le.rpm SHA-256: 2c42ccf780fb2e42ef6d5f42190482e4d61bf95603251b2890e5355ba7c82ec2 The Red Hat security contact is secalert@redhat.com . 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