Red Hat Linux Red Hat Enterprise Linux Vulnerabilities & Security Advisories
1219 advisories tracked · Red Hat Security Data API · 3 listed in the CISA Known Exploited Vulnerabilities catalog
Every row below is a published Red Hat Linux advisory that VulniPulse classified as Red Hat Enterprise Linux, with the CVEs, affected and fixed releases and exploitation status the vendor stated. Severity mix: 31 critical, 795 high, 375 medium, 17 low.
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Red Hat Security Data API
Red Hat Enterprise Linux errata (RHSA) via the official Red Hat Security Data API — CVE severity, CVSS and affected packages. A credential-free official source.
Latest Linux Red Hat Enterprise Linux advisories
High [CVE-2026-46117] Remove user triggerable WARN_ON() in mana_ib_create_qp_rss()
Remove user triggerable WARN_ON() in mana_ib_create_qp_rss(). Red Hat rates this important (CVSS 7). Weakness: CWE-1288. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:30129 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 8.
High [CVE-2026-46145] Validate rx_hash_key_len
Validate rx_hash_key_len. Red Hat rates this important (CVSS 7). Weakness: CWE-787. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:27354 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
High [CVE-2026-46189] Fix double free on pvrdma_alloc_ucontext() error path
Fix double free on pvrdma_alloc_ucontext() error path. Red Hat rates this important (CVSS 7). Weakness: CWE-1341. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:30848 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux AppStream (v. 10); Red Hat Enterprise Linux AppStream E4S (v.9.2); Red Hat Enterprise Linux AppStream E4S (v.9.4); Red Hat Enterprise Linux AppStream EUS (v.9.6); and 34 more.
High [CVE-2026-46176] Fix error path fall-through in mlx5_ib_dev_res_srq_init()
Fix error path fall-through in mlx5_ib_dev_res_srq_init(). Red Hat rates this important (CVSS 7). Weakness: CWE-825. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:34094 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 9.6 Extended Update Support.
High [CVE-2026-46166] use safe list iteration in radar detect work
use safe list iteration in radar detect work. Red Hat rates this important (CVSS 7). Weakness: CWE-825. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:27288 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 9.6 Extended Update Support.
High [CVE-2026-46195] validate dacloffset before building DACL pointers
validate dacloffset before building DACL pointers. Red Hat rates this important (CVSS 7.5). Weakness: CWE-787. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:21745 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 10.
High [CVE-2026-8643] Path traversal via malicious entry point name in pip wheel installation allows arbitrary file overwrite
Path traversal via malicious entry point name in pip wheel installation allows arbitrary file overwrite. Red Hat rates this important (CVSS 8). Weakness: CWE-22. Affected package(s): rhoai/odh-th06-cuda130-torch210-py312-rhel9:1782136276, rhoai/odh-training-rocm62-torch25-py311-rhel9:1782132236, rhoai/odh-th06-cpu-torch210-py312-rhel9:1782135464, rhoai/odh-training-cuda128-torch29-py312-rhel9:1782132240, rhai/base-image-rocm-rhel9:1782914721, rhai/base-image-spyre-rhel9:1782916020. Resolved in Red Hat advisory RHSA-2026:34748 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat Discovery 2; Red Hat Hardened Images; and 16 more.
High [CVE-2026-1933] Missing access check on reparse point operations
Missing access check on reparse point operations. Red Hat rates this important (CVSS 7.1). Weakness: CWE-284. Affected package(s): samba, rhcos. Resolved in Red Hat advisory RHSA-2026:29863 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On; Red Hat Enterprise Linux 8.8 Telecommunications Update Service; and 6 more.
High [CVE-2026-3012] group policy certificate enrollment uses http:// without validation
group policy certificate enrollment uses http:// without validation. Red Hat rates this important (CVSS 8). Weakness: CWE-345. Affected package(s): samba, rhcos. Resolved in Red Hat advisory RHSA-2026:29863 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On; Red Hat Enterprise Linux 8.8 Telecommunications Update Service; and 6 more.
High [CVE-2026-8450] HTTP::Daemon: Arbitrary code execution via OS command injection in send_file()
HTTP::Daemon: Arbitrary code execution via OS command injection in send_file(). Red Hat rates this important (CVSS 8.1). Weakness: CWE-78. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 7.
High [CVE-2026-48962] Arbitrary code execution via attacker-controlled output glob
Arbitrary code execution via attacker-controlled output glob. Red Hat rates this important (CVSS 7.8). Weakness: CWE-94. Affected package(s): perl:5.32, perl-IO-Compress. Resolved in Red Hat advisory RHSA-2026:30115 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On; and 7 more.
High [CVE-2026-45984] Fix use-after-free in iomap inline data write path
Fix use-after-free in iomap inline data write path. Red Hat rates this important (CVSS 7.8). Weakness: CWE-826. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:33743 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux AppStream E4S (v.9.4); Red Hat Enterprise Linux AppStream EUS (v.9.6); Red Hat Enterprise Linux AppStream (v. 9); Red Hat Enterprise Linux BaseOS (v. 8); and 22 more.
High [CVE-2026-46099] fix NOREF dst use in seg6 and rpl lwtunnels
fix NOREF dst use in seg6 and rpl lwtunnels. Red Hat rates this important (CVSS 7). Weakness: CWE-911. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9.
High [CVE-2026-45972] fix potential UAF and double free in smb2_open_file()
fix potential UAF and double free in smb2_open_file(). Red Hat rates this important (CVSS 7). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9.
High [CVE-2026-46090] Fix peer runtime UAF during format-change stop
Fix peer runtime UAF during format-change stop. Red Hat rates this important (CVSS 7). Weakness: CWE-364. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:27354 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On; and 7 more.
High [CVE-2026-46033] authencesn - reject short ahash digests during instance creation
authencesn - reject short ahash digests during instance creation. Red Hat rates this important (CVSS 7). Weakness: CWE-1284. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
High [CVE-2026-45998] Fix potential UAF after skb_unshare() failure
Fix potential UAF after skb_unshare() failure. Red Hat rates this important (CVSS 7). Weakness: CWE-825. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:34911 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9.
High [CVE-2026-46054] fix overlayfs mmap() and mprotect() access checks
fix overlayfs mmap() and mprotect() access checks. Red Hat rates this important (CVSS 7). Weakness: CWE-280. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:30848 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 7.
High [CVE-2026-45898] Fix workqueue list corruption by removing work_list
Fix workqueue list corruption by removing work_list. Red Hat rates this important (CVSS 7). Weakness: CWE-1341. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:30129 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 9.6 Extended Update Support.
High [CVE-2026-45852] Fix double free in rxe_srq_from_init
Fix double free in rxe_srq_from_init. Red Hat rates this important (CVSS 7). Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:25120 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support; and 5 more.