Red Hat has 1,286 CVEs on record between 2020 and 2026. Disclosure cadence is accelerating: 1044 in the last 90 days against 120 in the 90 before. The busiest recent month was September 2026 with 639. The median CVSS is 7.0 (high), with 57 rated critical. 0% have been exploited in the wild, in line with the corpus average. The dominant weakness classes are CWE-125 (97) and CWE-825 (89). Most affected products: Red Hat Enterprise Linux 9 (212), Red Hat OpenShift Container Platform 4 (95), Red Hat Enterprise Linux 10 (62).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 7.0
- Publish → KEV
- —(1)
- Last 90 days
- 1044 prev 120
Weakness classes
Products
- Red Hat Enterprise Linux 9 212
- Red Hat OpenShift Container Platform 4 95
- Red Hat Enterprise Linux 10 62
- Linux 57
- Red Hat OpenShift AI (RHOAI) 45
- Red Hat Enterprise Linux BaseOS (v. 10) 36
Worst active — by depth score
CVE-2026-64849High· 8.5mlflow: MLflow: Unauthenticated full-read SSRF in webhook delivery: _validate_webhook_url bypassed via unvalidated HTTP redirects (and DNS …74CVE-2025-68664Critical· 9.3langchain-core: LangChain: Arbitrary code execution via serialization injection (CVE-2025-68664)72CVE-2026-40453Critical· 9.9The fix for CVE-2025-27636 added setLowerCase(true) to HttpHeaderFilterStrategy so that case-variant header names such as 'CAmelExecCommandExecutable' are filtered out alongside 'CamelExecCommandExecutable'67CVE-2026-76578Critical· 9.8A flaw was found in FreeIPA66CVE-2026-64564Critical· 9.8In the Linux kernel, the following vulnerability has been resolved: sctp: don't free the ASCONF's own transport in DEL-IP processing sctp_process_asconf() caches the transport the ASCONF chunk is processed against in asconf->transport …66
Red Hat vulnerabilities
CVEs affecting Red Hat, newest first. Open any entry for full detail, references, and exploit status.
1286 CVEsRSS
CVE-2026-89766High· 7.0kernel: pidfd: hold exec_update_lock around namespace ioctl (CVE-2026-89766)
A flaw was found in the Linux kernel. A local attacker could exploit a race condition in the `pidfd` subsystem, specifically within the `PIDFD_GET_*_NAMESPACE` ioctls. This vulnerability occurs because the system does not properly hold a l…
CVE-2026-89759Medium· 5.5kernel: mm/kmemleak: avoid soft lockup when scanning task stacks (CVE-2026-89759)
A flaw was found in the Linux kernel's memory leak detector (kmemleak). When kmemleak_scan() attempts to scan task stacks on systems with a large number of threads, it can hold a CPU for an extended period without allowing other processes …
CVE-2026-89757Medium· 5.5kernel: mm/mglru: fix and remove redundant unevictable folio handling (CVE-2026-89757)
A flaw was found in the Linux kernel's memory management unit (MMU), specifically within the multi-generational Least Recently Used (mglru) mechanism. A bug in how the kernel handles unevictable memory pages can lead to these pages remaini…
CVE-2026-89745High· 7.0kernel: debugfs: Fix lockdown check for mmap_prepare (CVE-2026-89745)
A flaw was found in the Linux kernel's debugfs component. The lockdown mechanism, designed to enhance system integrity, did not properly account for files using the `mmap_prepare` operation. This oversight could allow an attacker to bypass…
CVE-2026-89740Medium· 5.5kernel: serial: imx: serialize imx_uart_ports[] lifetime (CVE-2026-89740)
A flaw was found in the Linux kernel's `serial: imx` component. The `imx_uart_probe()` function publishes a device-managed allocated port in the `imx_uart_ports[]` array before it is fully added. If the port addition fails or the port is r…
CVE-2026-89060High· 7.7A cross-namespace authorization flaw in multicluster-observability-addon allows a user with permission to modify a managed cluster’s ManagedClusterAddOn configuration to reference ClusterLogForwarder or OpenTelemetryCollector resources o…
A cross-namespace authorization flaw in multicluster-observability-addon allows a user with permission to modify a managed cluster’s ManagedClusterAddOn configuration to reference ClusterLogForwarder or OpenTelemetryCollector resources o…
CVE-2026-78807High· 7.1An issue in wpa_supplicant all versions before v.2.12 allows a local attacker to bypass proper network context and AKMP matching for PMKSA caching via missing validation in the driver based PMKSA selection path in wpa.c
An issue in wpa_supplicant all versions before v.2.12 allows a local attacker to bypass proper network context and AKMP matching for PMKSA caching via missing validation in the driver based PMKSA selection path in wpa.c
CVE-2026-89092Medium· 4.2glibc: nscd stack overflow leads to degraded DNS resolution (CVE-2026-89092)
A flaw was found in glibc, specifically within the nscd service. A remote attacker, operating a malicious Domain Name System (DNS) server, could send an overly large DNS response. This could trigger a stack overflow in the nscd service, ca…
CVE-2026-18495Medium· 6.1A flaw was found in libtiff
A flaw was found in libtiff. A heap-buffer overflow vulnerability exists in the `tiff2pdf` utility due to an integer truncation error when processing crafted BigTIFF files. An attacker can provide a specially crafted BigTIFF file, causin…
CVE-2026-89329Medium· 6.2A flaw was found in `multipathd`
A flaw was found in `multipathd`. A local attacker with access to the `multipathd` UNIX control socket can exploit this vulnerability by sending valid commands and then ceasing to read replies. This action can cause the `multipathd` list…
CVE-2026-80960Medium· 5.5kernel: dm-pcache: validate on-media seg_num against the cache device size (CVE-2026-80960)
A flaw was found in the Linux kernel's dm-pcache component. A local attacker with CAP_SYS_ADMIN capabilities can exploit this vulnerability by supplying a specially crafted cache device. The seg_num value, which dictates the size of cache …
CVE-2026-80957Medium· 5.5kernel: dm-pcache: detect a cycle in the last-kset chain during replay (CVE-2026-80957)
A flaw was found in the `dm-pcache` component of the Linux kernel. A local attacker could exploit a vulnerability in the `cache_replay()` function, which does not properly handle a forged `last-kset` chain. By crafting a malicious chain th…
CVE-2026-80956Medium· 5.5kernel: dm-pcache: only hand out initialized cache segments (CVE-2026-80956)
A flaw was found in the Linux kernel's `dm-pcache` component. A crafted image can cause the `get_cache_segment()` function to return an uninitialized cache segment. This uninitialized segment, containing a null data pointer, is then used b…
CVE-2026-80946Medium· 5.5kernel: fuse: copy request headers via a stack buffer for io-uring (CVE-2026-80946)
A flaw was found in the Linux kernel's FUSE (Filesystem in Userspace) component. The `io-uring` transport attempts to copy request headers directly to or from user space without proper memory validation. A local attacker could exploit this…
CVE-2026-80940Medium· 5.5kernel: wifi: rtw88: pci: fix resource leak on failed NAPI setup (CVE-2026-80940)
A flaw was found in the Linux kernel's rtw88 PCI driver. During the probe process, if the NAPI (Networked Attached Peripheral Interface) setup fails, allocated PCI resources are not properly released. This resource leak could potentially l…
CVE-2026-80934Medium· 5.5kernel: wifi: mt76: mt7996: fix TX DMA mapping leak for AddBA req frames (CVE-2026-80934)
A flaw was found in the Linux kernel's mt76: mt7996 Wi-Fi driver. The driver incorrectly manages Direct Memory Access (DMA) mappings when processing AddBA request frames, causing a continuous leak of these mappings. Over time, this resourc…
CVE-2026-80927Medium· 5.5kernel: timekeeping: Check the return value of tk_get_aux_ts64 in __do_adjtimex() (CVE-2026-80927)
A flaw was found in the Linux kernel. A race condition in the timekeeping subsystem, specifically within the __do_adjtimex() function, can occur when the auxiliary clock is handled. This allows uninitialized stack data to be used in calcul…
CVE-2026-89455Medium· 5.5kernel: PCI: plda: Fix use-after-free of event IRQs during teardown (CVE-2026-89455)
A flaw was found in the Linux kernel's PCI PLDA driver. During the teardown of Interrupt Request (IRQ) domains, the system can attempt to access memory that has already been freed. This 'use-after-free' vulnerability occurs because the dom…
CVE-2026-89451Medium· 5.5kernel: iommu/sva: Set handle->dev before the SVA handle is visible (CVE-2026-89451)
A flaw was found in the Linux kernel's IOMMU (Input/Output Memory Management Unit) SVA (Shared Virtual Addressing) component. A race condition during the attachment of an SVA handle can lead to a situation where a device pointer is not pro…
CVE-2026-89449Medium· 5.5kernel: iommu: Fix dev_iommu memory leak when device_add fails in iommu_mock_device_add (CVE-2026-89449)
A flaw was found in the Linux kernel's Input-Output Memory Management Unit (IOMMU) subsystem. When a device addition fails during the `iommu_mock_device_add()` operation, the allocated device IOMMU structure is not properly deallocated. Th…
CVE-2026-89446Medium· 5.5kernel: iommufd: Release current IOAS on xa_store() failure (CVE-2026-89446)
A flaw was found in the Linux kernel's iommufd component. When the system attempts to store an Input/Output Address Space (IOAS) object and the storage operation fails, the IOAS object's associated resources, such as its write lock and obj…
CVE-2026-89439Medium· 5.5kernel: platform/x86: ISST: Add a NULL check for sst_inst[] (CVE-2026-89439)
A flaw was found in the Linux kernel's Intel Speed Select Technology (ISST) driver. A missing NULL check for `isst_common.sst_inst[]` during failed socket loading could allow a local attacker to trigger a NULL pointer dereference. This vul…
CVE-2026-81018Medium· 5.5kernel: platform/x86: think-lmi: Free system certificate signatures (CVE-2026-81018)
A flaw was found in the Linux kernel's `think-lmi` driver. When the driver is removed, the system authentication object fails to free stored certificate signatures, leading to a memory leak. This can result in system instability or denial …
CVE-2026-80999Medium· 5.5kernel: net: dsa: realtek: use gpiod_set_value_cansleep for reset GPIO (CVE-2026-80999)
A flaw was found in the Linux kernel's Realtek Digital Subscriber Line (DSA) driver. The driver incorrectly uses gpiod_set_value() instead of gpiod_set_value_cansleep() for reset GPIO operations. This can lead to system warnings when the r…
CVE-2026-80996Medium· 5.5kernel: net: l2tp: do not propagate multicast notification errors (CVE-2026-80996)
A flaw was found in the Linux kernel's L2TP (Layer 2 Tunneling Protocol) networking component. Specifically, the netlink handlers responsible for creating and modifying L2TP tunnels and sessions may fail to propagate multicast notification…
CVE-2026-80993Medium· 5.5kernel: net: phylink: correctly validate returned PCS in phylink_inband_caps (CVE-2026-80993)
A flaw was found in the Linux kernel's `net: phylink` component. The `phylink_inband_caps()` function does not correctly validate the return value from `mac_select_pcs`, which can return an error pointer instead of a valid Physical Coding …
CVE-2026-80974Medium· 5.5kernel: mfd: sm501: Fix potential memory leaks during remove (CVE-2026-80974)
A flaw was found in the `mfd: sm501` component of the Linux kernel. This vulnerability arises from a failure to properly free allocated memory for `struct sm501_devdata` during the device removal process. A local attacker could potentially…
CVE-2026-89484Medium· 5.5kernel: lockd: fix NULL dereference on lockowner allocation failure (CVE-2026-89484)
A flaw was found in the Linux kernel's `lockd` component. This vulnerability occurs when the Network Lock Manager (NLM) client attempts to initialize file lock operations without successfully allocating a lockowner. This can lead to a NULL…
CVE-2026-89468Medium· 5.5kernel: power: supply: lp8788-charger: fix use-after-free on remove (CVE-2026-89468)
A flaw was found in the Linux kernel's lp8788-charger component. During the removal of the lp8788-charger, a race condition can occur where work can be queued and executed after the associated memory has been freed. This use-after-free vul…
CVE-2026-89467Medium· 5.5kernel: power: supply: qcom_battmgr: fix use-after-free (CVE-2026-89467)
A flaw was found in the Linux kernel's `qcom_battmgr` component. This flaw is a use-after-free vulnerability that occurs because the `qcom_battmgr_pdr_notify()` function can queue `enable_work` even after the associated `battmgr` object ha…