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4212 advisories across 32 monitored vendors.
Denial of Service via uncontrolled recursion. Red Hat rates this important (CVSS 7.5). Weakness: CWE-606. Affected package(s): multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779212259, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118, rhosdt/tempo-rhel9:1778158374, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779579439, rhosdt/tempo-query-rhel9:1778158343. Resolved in Red Hat advisory RHSA-2026:21769 — update the affected packages (`sudo dnf update`).
Integer Overflow or Wraparound Vulnerability. Red Hat rates this important (CVSS 7.7). Weakness: CWE-190. Affected package(s): multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779212259, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118, rhosdt/tempo-rhel9:1778158374, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779579439, rhosdt/tempo-query-rhel9:1778158343. Resolved in Red Hat advisory RHSA-2026:21769 — update the affected packages (`sudo dnf update`).
Out-of-bounds Read vulnerability. Red Hat rates this important (CVSS 8.2). Weakness: CWE-125. Affected package(s): multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779212259, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118, rhosdt/tempo-rhel9:1778158374, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779579439, rhosdt/tempo-query-rhel9:1778158343. Resolved in Red Hat advisory RHSA-2026:21769 — update the affected packages (`sudo dnf update`).
Security Bypass via Improper Certificate Hostname Validation. Red Hat rates this important (CVSS 8.2). Weakness: CWE-295. Affected package(s): multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779212259, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118, rhosdt/tempo-rhel9:1778158374, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779579439, rhosdt/tempo-query-rhel9:1778158343. Resolved in Red Hat advisory RHSA-2026:21769 — update the affected packages (`sudo dnf update`).
Integer Overflow in TFramedTransport Go implementation. Red Hat rates this important (CVSS 7.5). Weakness: CWE-190. Affected package(s): multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779925273, rhosdt/opentelemetry-collector-rhel9:1778056267, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779212259, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118, rhosdt/tempo-rhel9:1778158374, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753. Resolved in Red Hat advisory RHSA-2026:21769 — update the affected packages (`sudo dnf update`).
Apache Thrift c_glib: Denial of Service via specially crafted requests. Red Hat rates this important (CVSS 7.5). Weakness: CWE-763. Affected package(s): cryostat/cryostat-storage-rhel9:4.2.0, rhosdt/tempo-rhel9:1781589494, rhacm2/acm-grafana-rhel9:1780926805, rhacm2/acm-grafana-rhel9:1780677003. Resolved in Red Hat advisory RHSA-2026:24539 — update the affected packages (`sudo dnf update`).
Heap buffer overflow in Skia. Red Hat rates this important (CVSS 8.2). Weakness: CWE-787. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Use after free in Codecs. Red Hat rates this important (CVSS 8.8). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Insufficient validation of untrusted input in Compositing. Red Hat rates this important (CVSS 8.7). Weakness: CWE-1173. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Inappropriate implementation in Tint. Red Hat rates this important (CVSS 8.8). Weakness: CWE-131. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Insufficient validation of untrusted input in Feedback. Red Hat rates this important (CVSS 8). Weakness: CWE-1286. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Application crash or uninitialized memory read via crafted DNS response. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-1284. Affected package(s): glibc-main. Resolved in Red Hat advisory RHSA-2026:12740 — update the affected packages (`sudo dnf update`).
Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. Red Hat rates this moderate (CVSS 6.1). Weakness: CWE-501. Affected package(s): firefox, thunderbird. Resolved in Red Hat advisory RHSA-2026:19370 — update the affected packages (`sudo dnf update`).
Out-of-bounds write via TSIG record processing. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-120. Affected package(s): glibc-main. Resolved in Red Hat advisory RHSA-2026:12740 — update the affected packages (`sudo dnf update`).
MIT Kerberos 5 (krb5): Denial of Service via integer underflow and out-of-bounds read. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-191. Affected package(s): krb5-main, rhui5/haproxy-rhel9:1779798164, krb5, discovery/discovery-ui-rhel9:1782166952, discovery/discovery-server-rhel9:1782159791, rhui5/rhua-rhel9:1779798222. Resolved in Red Hat advisory RHSA-2026:12220 — update the affected packages (`sudo dnf update`).
Denial of Service via NULL pointer dereference in NegoEx mechanism. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-476. Affected package(s): krb5-main, insights-proxy/insights-proxy-container-rhel9:1780420428, rhui5/haproxy-rhel9:1779798164, krb5, discovery/discovery-ui-rhel9:1782166952, discovery/discovery-server-rhel9:1782159791. Resolved in Red Hat advisory RHSA-2026:12220 — update the affected packages (`sudo dnf update`).
Race in MHTML. Red Hat rates this important (CVSS 5.5). Weakness: CWE-368. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Security bypass due to ineffective default web security. Red Hat rates this important (CVSS 9.1). Weakness: CWE-305. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Altered application behavior via header injection. Red Hat rates this critical (CVSS 9.4). Weakness: CWE-1173. Affected package(s): camel-mail. Resolved in Red Hat advisory RHSA-2026:19835 — update the affected packages (`sudo dnf update`).
Arbitrary code execution via classname allowlist bypass. Red Hat rates this low (CVSS 9.8). Weakness: CWE-502. Affected package(s): mina-core. Resolved in Red Hat advisory RHSA-2026:17668 — update the affected packages (`sudo dnf update`).