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4901 advisories across 32 monitored vendors.
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Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
mTLS client certificate spoofing via unstripped X-SSL-Client headers on HTTP frontend. Red Hat rates this important (CVSS 7.4). Weakness: CWE-287. Affected package(s): openshift4/ose-haproxy-router-rhel9:1781552170, openshift4/ose-haproxy-router-rhel9:1781643967, openshift4/ose-haproxy-router-rhel9:1781639027. Resolved in Red Hat advisory RHSA-2026:27063 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat OpenShift Container Platform 4.20; Red Hat OpenShift Container Platform 4.21; Red Hat OpenShift Container Platform 4.22; Red Hat OpenShift Container Platform 4.19; and 5 more.
Privilege Escalation via improper privilege management. Red Hat rates this important (CVSS 7). Weakness: CWE-273. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Denial of Service via unauthenticated root token generation or rekey operations. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Openshift Data Foundation 4.
Information disclosure of authentication tokens via incorrect header handling. Red Hat rates this important (CVSS 7.5). Weakness: CWE-201. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Openshift Data Foundation 4.
Denial of Service due to unauthorized secret deletion via policy bypass. Red Hat rates this important (CVSS 8.1). Weakness: CWE-639. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Openshift Data Foundation 4.
Denial of service via stack buffer overflow during QUIC handshake. Red Hat rates this important (CVSS 7.5). Weakness: CWE-120. Affected package(s): samba, ngtcp2-main. Resolved in Red Hat advisory RHSA-2026:22963 — 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 Hardened Images.
APCB SMM driver: kernel: linux-firmware: AMD APCB SMM driver: Arbitrary Code Execution via incorrect boot service use. Red Hat rates this important (CVSS 7.5). Weakness: CWE-648. 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.
path traversal via the.install field. Red Hat rates this important (CVSS 7.1). Weakness: CWE-24. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux 10.
Use-after-free vulnerability in extended attribute handling. Red Hat rates this important (CVSS 7.4). Weakness: CWE-805. Affected package(s): rsync, rhcos, discovery/discovery-ui-rhel9:1782166952. Resolved in Red Hat advisory RHSA-2026:25044 — 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 6 Extended Lifecycle Support - EXTENSION; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; and 17 more.
Heap-based buffer overflow via crafted PixarLog-compressed TIFF image. Red Hat rates this important (CVSS 7.3). Weakness: CWE-122. Affected package(s): libtiff-main. Resolved in Red Hat advisory RHSA-2026:34890 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 1 more.
Information disclosure and Denial of Service via malformed BER-encoded cryptographic objects. Red Hat rates this moderate (CVSS 6.8). Weakness: CWE-125. Affected package(s): opencryptoki. Resolved in Red Hat advisory RHSA-2026:26352 — 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 1.
Memory corruption via buffer overflow in Zlib::GzipReader. Red Hat rates this moderate (CVSS 5.6). Weakness: CWE-131. Affected package(s): ruby4, ruby3. Resolved in Red Hat advisory RHSA-2026:7307 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Denial of Service via crafted XSD-validated document. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-843. Affected package(s): libxml2-main. Resolved in Red Hat advisory RHSA-2026:11503 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Denial of Service via hash flooding with crafted XML. Red Hat rates this low (CVSS 3.7). Weakness: CWE-331. Affected package(s): expat-main. Resolved in Red Hat advisory RHSA-2026:11004 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Cross-Namespace Privilege Escalation via insufficient namespace validation. Red Hat rates this important (CVSS 9.1). Weakness: CWE-1220. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat OpenShift GitOps.
Out of bounds read in Media. Red Hat rates this important (CVSS 9.6). Weakness: CWE-125. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Heap buffer overflow in PDFium. Red Hat rates this important (CVSS 9.6). Weakness: CWE-787. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Use after free in Prerender. Red Hat rates this important (CVSS 9.6). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Uninitialized Use in Accessibility. Red Hat rates this important (CVSS 9). Weakness: CWE-824. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Heap buffer overflow in ANGLE. Red Hat rates this critical (CVSS 9.6). Weakness: CWE-131. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.