CVE-2026-90218

CVE-2026-90218 affects the Linux kernel RDMA subsystem, specifically the rdma_restrack_add() path in drivers/infiniband/core/cma.c. During asynchronous address resolution in addr_handler(), if cma_acquire_dev_by_src_ip() fails, the resource is still unconditionally passed to rdma_restrack_add() w...

EUVD-2026-81812

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Free debugfs on registration failure c4iwalloc creates the per-device debugfs tree dev-debugfsroot via setupdebugfs, but it is removed only in c4iwremove, not in c4iwdealloc. When RDMA device registration fails, the...

CVE-2026-90219 RDMA/cxgb4: Free debugfs on registration failure

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Free debugfs on registration failure c4iwalloc creates the per-device debugfs tree dev-debugfsroot via setupdebugfs, but it is removed only in c4iwremove, not in c4iwdealloc. When RDMA device registration fails, the...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

kernel: RDMA/rxe: Reject unknown opcodes before ICRC processing

A flaw was found in the Linux kernel's Soft RoCE RDMA/rxe driver. An unauthenticated remote attacker can send a specially crafted UDP packet with an unknown opcode to trigger an out-of-bounds read. This vulnerability can lead to a kernel panic, effectively causing a Denial of Service DoS on the...

kernel: RDMA/rxe: Fix race condition in QP timer handlers

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA RXE component. A race condition exists between the retransmittimer and rxedestroyqp functions. This can cause a Queue Pair QP reference count to underflow, leading to a use-after-free vulnerability. A local attacker could...

Unbreakable Enterprise kernel security update

5.15.0-324.217.5.3 - net: tun: bound receive headroom Asim Viladi Oglu Manizada Orabug: 40035523 CVE-2026-81000 - xfrm: ah6: validate routing header segmentsleft Asim Viladi Oglu Manizada Orabug: 40035522 CVE-2026-80844 - tcp: clear sockops cb flags before force-closing a child socket Sechang Lim...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2026-500329)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-500329 advisory. - net: tun: bound receive headroom Asim Viladi Oglu Manizada Orabug: 40035523 CVE-2026-81000 - xfrm: ah6: validate routing header segmentsleft As...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss()

A flaw was found in the Linux kernel's RDMA/mana component. A local user could trigger a kernel corruption by providing specific configurations through the user Application Programming Interface uAPI that cause an internal error. This issue arises when Work Queues WQs are specified to share the...

kernel: Kernel: Remote out-of-bounds write in RDMA/siw

A flaw was found in the Linux kernel's Soft iWARP siw driver. A remote attacker, by sending specially crafted Read Response segments that exceed the requested length, can trigger an out-of-bounds write. This vulnerability can lead to memory corruption, potentially causing a kernel crash or...

OESA-2026-3707 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: seg6: separate dstcache for input and output paths in seg6 lwtunnel The seg6 lwtunnel uses a single dstcache per encap route, shared between seg6inputcore and...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rdma/cxgb4: Prevent potential integer overflow on 32-bit systems. The “gl-totlen” variable is controlled by the user. It originates from processresponses. On 32-bit systems, the expression “gl-totlen + sizeofstruct cplpassacceptr...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/ucma: Protects mc during concurrent multicast leaves. The commit mentioned in the “Fixes” section has been partially reverted to ensure that the allocation and erasure of multicast structures are locked. BUG: KASAN:...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

Improper access control in the IntelR Ethernet Controller RDMA driver for Linux before version 1.9.30 may allow an unauthenticated user to potentially enable privilege escalation via network access...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/core: Ensure that “ibport” is valid when accessing the sysfs node. The “ibport” structure must be set before adding the sysfs kobject, and reset after removing it. Otherwise, the system may crash when accessing the sysfs...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed the issue where immediate work requests were flushed to the completion queue prematurely. The opcode of the send queue element was correctly set during the flushing of immediate work requests in the post-sendqueue...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed the issue where the QP destruction operation was delayed until all references to QP were dropped. The delay in destroying the QP structure occurs until all references to QP have been removed. The RDMA core will fr...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Prevents handling of any completions after the destruction of a QP Queue Pair. The hardware may generate completions indicating that the QP has been destroyed. The driver should not schedule any completion handlers f...