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

In the Linux kernel, the following vulnerability has been resolved: The issue involves bcm: adding missing rcu read protection for procfs content. When the procfs content is generated for a bcmop that is about to be removed, the procfs output might display unreliable data UAF. Since the removal o...

kernel: can:bcm: arbitrary kernel code execution leading to escalate privileges

A flaw was found in the Linux kernel in net/can/bcm.c in can: bcm, where an unprivileged local user can exploit this vulnerability to execute arbitrary code within the kernel, which leads to a local privilege escalation LPE. This allows the attacker to gain root privileges and take full control o...

RHEL 8 : kernel (RHSA-2026:65711)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:65711 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Bluetooth: hcievent: fix...

kernel: can: bcm: add locking for bcm_op runtime updates

A flaw was found in the Linux kernel's Controller Area Network CAN broadcast manager BCM. Improper locking during runtime updates of internal counters in the bcmcantx function allows a local attacker to trigger a slab-out-of-bounds read access. This vulnerability can lead to information disclosur...

kernel: can: bcm: add locking for bcm_op runtime updates

A flaw was found in the Linux kernel's Controller Area Network CAN broadcast manager BCM. Improper locking during runtime updates of internal counters in the bcmcantx function allows a local attacker to trigger a slab-out-of-bounds read access. This vulnerability can lead to information disclosur...

SUSE CVE-2026-72119

In the Linux kernel, the following vulnerability has been resolved: can: bcm: extend bcmtxlock usage for data and timer updates Stage new CAN frame content for an existing tx op into a kmalloc'd buffer and validate it there, mirroring the approach already used in bcmrxsetup. Only copy the validat...

MiracleLinux 8 : kernel-4.18.0-553.156.1.el8_10 (AXSA:2026-1750:72)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1750:72 advisory. kernel: mm/slub: avoid accessing metadata when pointer is invalid in objecterr CVE-2025-39902 kernel: drm/amdkfd: Fix out-of-bounds write in...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: soc: bcm: Check for a NULL return from devmkzalloc. As a potential failure in allocation, devmkzalloc may return NULL. Then, pd-pmb and the subsequent lines of code may lead to a null pointer dereferencing. Therefore, it is bette...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: dsa: bcmsf2: Fixed a possible memory leak in bcmsf2mdioregister. The bcmsf2mdioregister function calls ofPhyFindDevice and then phydeviceRemove in a loop to remove existing PHY devices. ofPhyFindDevice eventually calls...

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: net: systemport: a potential memory leak has been fixed in bcmsysportxmit. The function bcmsysportxmit returns NETDEVTXOK without freeing the skb in case of a failure in dmamapsingle. Add devkfreeskb to address this issue...

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

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: bcm-sba-raid: fixed a device leak during probe failures and when the driver unbind the device. Make sure to remove the references made when looking up the mailbox device during probe failures and when the driver...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: The can: bcm module has been updated to remove the proc entry when the device is not registered. Syzkaller reported a warning in the bcmconnect function below. 0 The repro code calls connect on vxcan1, removes vxcan1, and then...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: interconnect: qcom: sc8180x: Mark CO0 BCM as keepalive. The CO0 BCM must remain active at all times. Otherwise, some hardware such as the UFS controller will lose its connection to the rest of the SoC, resulting in a system hang...

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: crypto: bcm – add an error check in the ahashhmacinit function The ahashinit functions may return errors. The ahashhmacinit function should not return ok when ahashinit returns an error. For example, ahashinit might return -ENOME...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the bcm module, there was a issue where bo-bcmprocread was still triggered after the removeprocentry function was called. The syzbot tool reported a warning in the bcmrelease function. The fix addressed another warning that...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: spi: bcm-qspi: Returns an error if neither hifmspi nor mspi is available. If neither the “hifmspi” nor “mspi” resources are present, the driver will simply exit early during the probe phase, but still return a success status. Apa...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ARM: bcm: Fixed a refcount leak in bcmkonasmcinit. The offindmatchingnode function returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Added ofnodeput to avo...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: bcm – Fix pointer arithmetic In spu2dumpomd, the value of ptr is increased by ciphkeylen, instead of hashivlen. This could lead to exceeding the buffer boundaries. This bug has been fixed by changing ciphkeylen to...

kernel security, bug fix, and enhancement update

4.18.0-553.155.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

CVE-2026-72117

A flaw was found in the Linux kernel's CAN Controller Area Network Broadcast Manager BCM module. A data race condition exists in the bcmrxhandler function where the rxstamp and rxifindex values are written without proper locking. This can lead to a "torn store" of the 64-bit rxstamp on 32-bit...