- What: Security update for libxml2 in Red Hat Enterprise Linux 9
- Impact: Low severity buffer over-read vulnerability
Red Hat Product Errata RHSA-2026:28254 - Security Advisory Issued: 2026-06-23 Updated: 2026-06-23 RHSA-2026:28254 - Security Advisory Overview Updated Packages Synopsis Low: libxml2 security update Type/Severity Security Advisory: Low Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for libxml2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Low. 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 libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fix(es): libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c (CVE-2024-34459) 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 for x86_64 9 x86_64 Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.8 x86_64 Red Hat Enterprise Linux for IBM z Systems 9 s390x Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.8 s390x Red Hat Enterprise Linux for Power, little endian 9 ppc64le Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.8 ppc64le Red Hat Enterprise Linux for ARM 64 9 aarch64 Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.8 aarch64 Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.8 ppc64le Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.8 x86_64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.8 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.8 s390x Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.8 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.8 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.8 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.8 s390x Fixes BZ - 2280532 - CVE-2024-34459 libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c CVEs CVE-2024-34459 References https://access.redhat.com/security/updates/classification/#low Note: More recent versions of these packages may be available. Click a package name for more details. 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Extended Update Support 9.8 SRPM libxml2-2.9.13-14.el9_8.1.src.rpm SHA-256: 0a6a1eb34801b5f583771ad141b7577385a64d9bd2fbfb56eccb39d5747fa65f x86_64 libxml2-2.9.13-14.el9_8.1.i686.rpm SHA-256: f97562bc6a3c7860c4e298c0bdd5a6f1f0976406c1f9e94408eca238ac8fbac2 libxml2-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 52d0dac861b62454a7d798990298c9329715ecad9326f596dccefcd7afc53aad libxml2-debuginfo-2.9.13-14.el9_8.1.i686.rpm SHA-256: 94341d7728c33fc60ca55c13d2372791f8769585c24f32e5c3c60ce8d98971c4 libxml2-debuginfo-2.9.13-14.el9_8.1.i686.rpm SHA-256: 94341d7728c33fc60ca55c13d2372791f8769585c24f32e5c3c60ce8d98971c4 libxml2-debuginfo-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 26e5afcaf3a32b64d4a1fccf8ec228b4dafca4b3566a228082b7be35baeb4bf6 libxml2-debuginfo-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 26e5afcaf3a32b64d4a1fccf8ec228b4dafca4b3566a228082b7be35baeb4bf6 libxml2-debugsource-2.9.13-14.el9_8.1.i686.rpm SHA-256: ee234cc572371bc9e8945841e9d39557aa048cc91aa76eb61934b2a80deeb2c4 libxml2-debugsource-2.9.13-14.el9_8.1.i686.rpm SHA-256: ee234cc572371bc9e8945841e9d39557aa048cc91aa76eb61934b2a80deeb2c4 libxml2-debugsource-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 0ae7d6c9a110eca01ba210e730e3fb07e111ca1f98c36b5a311e1f0e599c8ac3 libxml2-debugsource-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 0ae7d6c9a110eca01ba210e730e3fb07e111ca1f98c36b5a311e1f0e599c8ac3 libxml2-devel-2.9.13-14.el9_8.1.i686.rpm SHA-256: 69aa76ae55801dcda6d8e1aa3a73f27a4c16a6f4a969dfdd7ac6f3d76fd495d2 libxml2-devel-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 0363b59cfb02665a03f8aad38bda7ed67bef0bc4fb3c2105c0950bd0a99cfde8 python3-libxml2-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 9a4719828db0860ff9d3e7de40aea074fa4c5b0040a02da0bbca26b5c001c2a5 python3-libxml2-debuginfo-2.9.13-14.el9_8.1.i686.rpm SHA-256: 2ee2d74893ee0719fb71a88d1221926e48fc727d25c424d211c5eb71b0d2e331 python3-libxml2-debuginfo-2.9.13-14.el9_8.1.i686.rpm SHA-256: 2ee2d74893ee0719fb71a88d1221926e48fc727d25c424d211c5eb71b0d2e331 python3-libxml2-debuginfo-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 89ce24432a4d0b6013f3c911a1e6a658a06c027f1e5f44492b208a2505571ae8 python3-libxml2-debuginfo-2.9.13-14.el9_8.1.x86_64.rpm SHA-256: 89ce24432a4d0b6013f3c911a1e6a658a06c027f1e5f44492b208a2505571ae8 Red Hat Enterprise Linux for IBM z Systems 9 SRPM libxml2-2.9.13-14.el9_8.1.src.rpm SHA-256: 0a6a1eb34801b5f583771ad141b7577385a64d9bd2fbfb56eccb39d5747fa65f s390x libxml2-2.9.13-14.el9_8.1.s390x.rpm SHA-256: f0c7135f3d0d47c993aee9b02d1cf08595187593021db1a044f5d78076439700 libxml2-debuginfo-2.9.13-14.el9_8.1.s390x.rpm SHA-256: 46217f47d747f3c7f2efdaa519be6ddc1680adac309ad41e9bbc3379e20705c2 libxml2-debuginfo-2.9.13-14.el9_8.1.s390x.rpm SHA-256: 46217f47d747f3c7f2efdaa519be6ddc1680adac309ad41e9bbc3379e20705c2 libxml2-debugsource-2.9.13-14.el9_8.1.s390x.rpm SHA-256: 1fcd69d2f6b4ff7929cb211b55555dc007219e2031dbe585e1767a9489af1947 libxml2-debugsource-2.9.13-14.el9_8.1.s390x.rpm SHA-256: 1fcd69d2f6b4ff7929cb211b55555dc007219e2031dbe585e1767a9489af1947 libxml2-devel-2.9.13-14.el9_8.1.s390x.rpm SHA-256: 5924546f0487526641b259bfad63f6bd12afe169cbba9c219f00aaa9aa7c2b0d python3-libxml2-2.9.13-14.el9_8.1.s390x.rpm SHA-256: ed34cc31d1e128a897d89ac43807f15b88b60b837b67d44cc153d350950d36ec python3-libxml2-debuginfo-2.9.13-14.el9_8.1.s390x.rpm SHA-256: b972cf44728f0b1e21389516c9b32f1398ae90688a2736f52929bdf35c910166 python3-libxml2-debuginfo-2.9.13-14.el9_8.1.s390x.rpm SHA-256: b972cf44728f0b1e21389516c9b32f1398ae90688a2736f52929bdf35c910166 Red Hat Enterprise Linux for IBM z Systems - 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