389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

Critical: Red Hat Security Advisory: 389-ds:1.4 security, bug fix, and enhancement update

An update for the 389-ds:1.4 module is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Critical. A Commo...

SUSE CVE-2026-80817

In the Linux kernel, the following vulnerability has been resolved: iommu/iommufd: Fix NULL pointer deref in iommufdioaschangeprocess when racing with ioptmapfilepages iommufdioaschangeprocess iterates every IOAS area while only holding every IOAS iovarwsem, so it assumes every area has a non-NUL...

EUVD-2026-71254

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: take rfcommmutex for the deferred setup accept rfcommsockrecvmsg completes a deferred setup by calling rfcommdlcaccept without holding any RFCOMM lock: if testandclearbitRFCOMMDEFERSETUP, &d-flags...

EUVD-2026-71252

In the Linux kernel, the following vulnerability has been resolved: iommu/iommufd: Fix NULL pointer deref in iommufdioaschangeprocess when racing with ioptmapfilepages iommufdioaschangeprocess iterates every IOAS area while only holding every IOAS iovarwsem, so it assumes every area has a non-NUL...

CVE-2026-80817

A NULL pointer dereference in the Linux kernel's iommu/iommufd subsystem (drivers/iommufd/ioas.c) can cause a kernel crash. The root cause is a race condition : iopt_map_pages() inserts an IOAS area into the interval tree with area->pages still NULL, then later fills it under a different lock....

CVE-2026-80817 iommu/iommufd: Fix NULL pointer deref in iommufd_ioas_change_process when racing with iopt_map_file_pages

In the Linux kernel, the following vulnerability has been resolved: iommu/iommufd: Fix NULL pointer deref in iommufdioaschangeprocess when racing with ioptmapfilepages iommufdioaschangeprocess iterates every IOAS area while only holding every IOAS iovarwsem, so it assumes every area has a non-NUL...

CVE-2026-80817

In the Linux kernel, the following vulnerability has been resolved: iommu/iommufd: Fix NULL pointer deref in iommufdioaschangeprocess when racing with ioptmapfilepages iommufdioaschangeprocess iterates every IOAS area while only holding every IOAS iovarwsem, so it assumes every area has a non-NUL...

EUVD-2026-71414

In the Linux kernel, the following vulnerability has been resolved: HID: nintendo: register input device after capabilities are set inputregisterdevice exposes the device to userspace immediately. In joyconinputcreate it was called before joyconconfigrumble configures the FFRUMBLE capability and...

Linux Distros Unpatched Vulnerability : CVE-2026-80743

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ASoC: xilinx: formatterpcm: pass auddrvdata to irq handlers The irq handlers take a struct device pointer and call devgetdrvdata to obtain the driver data...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-104498)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-104498 advisory. In the Linux kernel, the following vulnerability has been resolved: apparmor: check label build before nonewprivs test aachangeprofile builds a replacement label wit...

CVE-2026-80651

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp/sev-dev-tsm - bail out early when pdev-bus is NULL dsmcreate initially checks pdev-bus when computing segmentid: u8 segmentid = pdev-bus ? pcidomainnrpdev-bus : 0; But the next two lines unconditionally dereference...

CVE-2026-80631

In the Linux kernel, the following vulnerability has been resolved: btrfs: lzo: reject compressed segment that overflows the compressed input lzodecompressbio validates each on-disk segment length seglen only against the workspace cbuf size, not against the compressed input size compressedlen, th...

UBUNTU-CVE-2026-80631

In the Linux kernel, the following vulnerability has been resolved: btrfs: lzo: reject compressed segment that overflows the compressed input lzodecompressbio validates each on-disk segment length seglen only against the workspace cbuf size, not against the compressed input size compressedlen, th...

CVE-2026-80691 scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

CVE-2026-80646 ipv6: guard against possible NULL deref in __in6_dev_stats_get()

In the Linux kernel, the following vulnerability has been resolved: ipv6: guard against possible NULL deref in in6devstatsget devgetbyindexrcu could return NULL if the original physical device is unregistered. Found by Sashiko...

CVE-2026-80631

CVE-2026-80631 affects the Linux kernel's btrfs LZO decompression path (lzo_decompress_bio() in fs/btrfs/lzo.c). The root cause is an insufficient validation check: each on-disk segment length (seg_len) is validated only against the workspace buffer size, not against the actual compressed input s...

EUVD-2026-67507

In the Linux kernel, the following vulnerability has been resolved: btrfs: lzo: reject compressed segment that overflows the compressed input lzodecompressbio validates each on-disk segment length seglen only against the workspace cbuf size, not against the compressed input size compressedlen, th...

CVE-2026-54084

Wazuh is an open-source security platform providing unified XDR and SIEM protection for endpoints and cloud workloads. In versions 4.0.0 through 4.14.6, a malicious or man-in-the-middle enrollment manager can crash a Wazuh agent during enrollment by returning a malformed key response with fewer...

CVE-2026-80542

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix NULL pointer dereference in amdgpudmcrtcsetvblank amdgpudmcrtcsetvblank dereferences acrtcstate-stream when vblank is enabled/queried from DRMIOCTLMODECRTCGETSEQUENCE before a stream is attached to it. BUG:...