This security update addresses four vulnerabilities in git-lfs for RHEL 8, stemming from its underlying Go components. The flaws include high-severity issues (CVSS 7.5) such as CVE-2026-25679, an IPv6 parsing error in net/url, and CVE-2026-32283, a TLS 1.3 denial-of-service vector. Affected systems should apply the Red Hat-provided patch for git-lfs, which incorporates the fixed Go versions (1.25.8, 1.25.9, and 1.26.2) as specified in the NVD data.
Red Hat Product Errata RHSA-2026:16875 - Security Advisory Issued: 2026-05-13 Updated: 2026-05-13 RHSA-2026:16875 - Security Advisory Overview Updated Packages Synopsis Important: git-lfs security update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for git-lfs is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. 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 Git Large File Storage (LFS) replaces large files such as audio samples, videos, datasets, and graphics with text pointers inside Git, while storing the file contents on a remote server. Security Fix(es): net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679) golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root (CVE-2026-32282) crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280) 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 8 x86_64 Red Hat Enterprise Linux for IBM z Systems 8 s390x Red Hat Enterprise Linux for Power, little endian 8 ppc64le Red Hat Enterprise Linux for ARM 64 8 aarch64 Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 8.10 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 8.10 s390x Fixes BZ - 2445356 - CVE-2026-25679 net/url: Incorrect parsing of IPv6 host literals in net/url BZ - 2456336 - CVE-2026-32282 golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root BZ - 2456338 - CVE-2026-32283 crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages BZ - 2456339 - CVE-2026-32280 crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building CVEs CVE-2026-25679 CVE-2026-32280 CVE-2026-32282 CVE-2026-32283 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux for x86_64 8 SRPM git-lfs-3.4.1-10.el8_10.src.rpm SHA-256: 5ba6ee58b3b117b14c6f4c4dabc99a7a88712755498c9db63d3f8e53ff59b227 x86_64 git-lfs-3.4.1-10.el8_10.x86_64.rpm SHA-256: ea2243d7cf6fdf049a8bcd4f13cced7bc7f18cca5e34d260bd8fe317a09ddc87 git-lfs-debuginfo-3.4.1-10.el8_10.x86_64.rpm SHA-256: 4749a3b38256a72902d16c67894a00e28825b78f110806b01f66488d7081c08c git-lfs-debugsource-3.4.1-10.el8_10.x86_64.rpm SHA-256: 3382dd87afc7d9e22811479157916930fd1cb57f9da651a6763cae2791f3cc06 Red Hat Enterprise Linux for IBM z Systems 8 SRPM git-lfs-3.4.1-10.el8_10.src.rpm SHA-256: 5ba6ee58b3b117b14c6f4c4dabc99a7a88712755498c9db63d3f8e53ff59b227 s390x git-lfs-3.4.1-10.el8_10.s390x.rpm SHA-256: 77b5d1314657814371a1423cb6723e31071287563524f193135d1705c7a12197 git-lfs-debuginfo-3.4.1-10.el8_10.s390x.rpm SHA-256: d4152ba38eb46ab65bb907a8f39dffa2d411bede78bd18072b70fc24f546efa0 git-lfs-debugsource-3.4.1-10.el8_10.s390x.rpm SHA-256: 917154641377bcfcea881c906cbcfdcbf4f1bf34f9f02f9d4315ee2a3e301c60 Red Hat Enterprise Linux for Power, little endian 8 SRPM git-lfs-3.4.1-10.el8_10.src.rpm SHA-256: 5ba6ee58b3b117b14c6f4c4dabc99a7a88712755498c9db63d3f8e53ff59b227 ppc64le git-lfs-3.4.1-10.el8_10.ppc64le.rpm SHA-256: 05a7acf8095312c2fda2f6297c3690b8b740f3f69266fd08b7ce3b41457ce10b git-lfs-debuginfo-3.4.1-10.el8_10.ppc64le.rpm SHA-256: 6f0863ac672ff3a2510a62a97a328e903c07e1f0aae57d99909f32fbd7facfe0 git-lfs-debugsource-3.4.1-10.el8_10.ppc64le.rpm SHA-256: 3cef6a4e992c40bbc2d8e32c482e1e67daa9de348e7f8b2d8d1ef3971068dab7 Red Hat Enterprise Linux for ARM 64 8 SRPM git-lfs-3.4.1-10.el8_10.src.rpm SHA-256: 5ba6ee58b3b117b14c6f4c4dabc99a7a88712755498c9db63d3f8e53ff59b227 aarch64 git-lfs-3.4.1-10.el8_10.aarch64.rpm SHA-256: c2cd7ad25ca202bb7bc719af64aa44bf93fa1ff92e7be43951db81ccbdbda44b git-lfs-debuginfo-3.4.1-10.el8_10.aarch64.rpm SHA-256: b642651680a0e2ff3f647d86df34646c2b604394fa6ef8a478b95c5fbd5d6320 git-lfs-debugsource-3.4.1-10.el8_10.aarch64.rpm SHA-256: 4e621b5c8fb52101c0f3b0ffaaf184dce63dbd016eb36e814e16f1fd09cfa6e3 Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10 SRPM git-lfs-3.4.1-10.el8_10.src.rpm SHA-256: 5ba6ee58b3b117b14c6f4c4dabc99a7a88712755498c9db63d3f8e53ff59b227 x86_64 git-lfs-3.4.1-10.el8_10.x86_64.rpm SHA-256: ea2243d7cf6fdf049a8bcd4f13cced7bc7f18cca5e34d260bd8fe317a09ddc87 git-lfs-debuginfo-3.4.1-10.el8_10.x86_64.rpm SHA-256: 4749a3b38256a72902d16c67894a00e28825b78f110806b01f66488d7081c08c git-lfs-debugsource-3.4.1-10.el8_10.x86_64.rpm SHA-256: 3382dd87afc7d9e22811479157916930fd1cb57f9da651a6763cae2791f3cc06 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 8.10 SRPM git-lfs-3.4.1-10.el8_10.src.rpm SHA-256: 5ba6ee58b3b117b14c6f4c4dabc99a7a88712755498c9db63d3f8e53ff59b227 aarch64 git-lfs-3.4.1-10.el8_10.aarch64.rpm SHA-256: c2cd7ad25ca202bb7bc719af64aa44bf93fa1ff92e7be43951db81ccbdbda44b git-lfs-debuginfo-3.4.1-10.el8_10.aarch64.rpm SHA-256: b642651680a0e2ff3f647d86df34646c2b604394fa6ef8a478b95c5fbd5d6320 git-lfs-debugsource-3.4.1-10.el8_10.aarch64.rpm SHA-256: 4e621b5c8fb52101c0f3b0ffaaf184dce63dbd016eb36e814e16f1fd09cfa6e3 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10 SRPM git-lfs-3.4.1-10.el8_10.src.rpm SHA-256: 5ba6ee58b3b117b14c6f4c4dabc99a7a88712755498c9db63d3f8e53ff59b227 ppc64le git-lfs-3.4.1-10.el8_10.ppc64le.rpm SHA-256: 05a7acf8095312c2fda2f6297c3690b8b740f3f69266fd08b7ce3b41457ce10b git-lfs-debuginfo-3.4.1-10.el8_10.ppc64le.rpm SHA-256: 6f0863ac672ff3a2510a62a97a328e903c07e1f0aae57d99909f32fbd7facfe0 git-lfs-debugsource-3.4.1-10.el8_10.ppc64le.rpm SHA-256: 3cef6a4e992c40bbc2d8e32c482e1e67daa9de348e7f8b2d8d1ef3971068dab7 Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 8.10 SRPM git-lfs-3.4.1-10.el8_10.src.rpm SHA-256: 5ba6ee58b3b117b14c6f4c4dabc99a7a88712755498c9db63d3f8e53ff59b227 s390x git-lfs-3.4.1-10.el8_10.s390x.rpm SHA-256: 77b5d1314657814371a1423cb6723e31071287563524f193135d1705c7a12197 git-lfs-debuginfo-3.4.1-10.el8_10.s390x.rpm SHA-256: d4152ba38eb46ab65bb907a8f39dffa2d411bede78bd18072b70fc24f546efa0 git-lfs-debugsource-3.4.1-10.el8_10.s390x.rpm SHA-256: 917154641377bcfcea881c906cbcfdcbf4f1bf34f9f02f9d4315ee2a3e301c60 The Red Hat security contact is secalert@redhat.com . More contact details at https://access.redhat.com/security/team/contact/ .