Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/shmem-helper: The erroneous “put” operation has been removed from the error path. The drmgemshmemmmap function does not have a reference in the error code path, resulting in the dma-buf shmem GEM object being freed...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: A consistency check is performed on the mailbox/SMT channel. Upon receiving a completion interrupt, the shared memory area is accessed to retrieve the message header first. If the message sequence number...

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

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fixed an illegal access to rmbdesc during SMC-D connection dumping. A crash was detected when dumping SMC-D connections. This issue can be reproduced by performing the following steps: 1. Run the nginx/wrk test: smcrun...

Astra Linux – Vulnerability in Linux, Linux 5.10

A memory leak flaw in the Linux kernel’s hugetlbfs memory usage was discovered in the way that the system maps some regions of memory twice using shmget. These mappings are aligned according to PUD alignment, resulting in some memory pages being misaligned. A local user could exploit this flaw to...

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

In the Linux kernel, the following vulnerability has been resolved: tee: Fix NULL pointer dereference in teeshmput teeshmput has a NULL pointer dereference: opteedisableshmcache shm = regpairtoptr...; // shm may return NULL teeshmfreeshm; teeshmputshm; // results in a crash Add a check in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tee: added a overflow check in registershmhelper When special lengths are provided by the user space, registershmhelper may cause an integer overflow when calculating the number of pages covered by a given user space memory regio...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: fixed a refcount bug in skpsockget2. Syzkaller reported the refcount bug as follows: ------------ cut here ------------ refcountt: saturated; memory was leaking. WARNING: CPU: 1 PID: 3605 at lib/refcount.c:19...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm/khugepaged: Invoking MMU notifiers in shmem/file collapse paths. Any code path that updates page table entries must invoke MMU notifiers to ensure that secondary MMUs such as those related to KVM do not continue to access page...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw was discovered in the Linux kernel. Measuring the usage of shared memory does not scale well with large counts of shared memory segments, which could lead to resource exhaustion and Denial-of-Service attacks...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed the issue where NULL sndbufdesc was used in smccdctxhandler. When performing a stress test on SMC-R using the rmmod mlx5ib driver during the wrk/nginx test, we found that there is a possibility of triggering a pani...

kernel: drm/i915: Fix potential overflow of shmem scatterlist length

A flaw was found in the Linux kernel's graphics memory management drm/i915 component. This vulnerability occurs when a large shared memory object's internal list of memory segments, called a scatterlist, is populated. If the total size of these segments exceeds 4 Gigabytes GB, a numerical overflo...

CVE-2026-33957

An issue was discovered in CustOS Driver in Samsung Mobile Processor Exynos 1580. Requesting oversized shared memory from the custosiwc device enables out-of-bounds read and write, potentially leading to memory corruption or information leakage...

CVE-2026-33957

An issue was discovered in CustOS Driver in Samsung Mobile Processor Exynos 1580. Requesting oversized shared memory from the custosiwc device enables out-of-bounds read and write, potentially leading to memory corruption or information leakage...

CVE-2026-33957

An out-of-bounds read/write vulnerability exists in the CustOS Driver of the Samsung Mobile Processor Exynos 1580 . Requesting oversized shared memory from the custos_iwc device triggers the flaw, potentially leading to memory corruption or information leakage . The CVSS 3.1 score is 4.2 (MEDIUM)...

PT-2026-91012

An issue was discovered in CustOS Driver in Samsung Mobile Processor Exynos 1580. Requesting oversized shared memory from the custos iwc device enables out-of-bounds read and write, potentially leading to memory corruption or information leakage...

CVE-2026-33957

An issue was discovered in CustOS Driver in Samsung Mobile Processor Exynos 1580. Requesting oversized shared memory from the custosiwc device enables out-of-bounds read and write, potentially leading to memory corruption or information leakage...

The vulnerability of the shm_trydestroy_orphaned() function in the ipc/shm.c module of the interprocess communication subsystem of the Linux operating system allows a malicious actor to cause a service failure.

The vulnerability of the shmtrydestroyorphaned function in the ipc/shm.c module of the Linux kernel’s interprocess communication subsystem is related to synchronization errors when using shared resources „Race Conditions“. Exploiting this vulnerability can allow an attacker to cause a service...

PUB-A-510463247

In VPU, there is a possible shared memory overwrite due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation...

CVE-2026-58094

The FIOSSHMLPGCNF ioctl2 operation configures the page size for a largepage shared memory object. This is intended to be used immediately after creating the object, before any memory is allocated for the object. The handler checked whether a page size had already been configured without holding t...

CVE-2026-58094

A Time-of-check Time-of-use (TOCTOU) race condition exists in the FIOSSHMLPGCNF ioctl(2) operation of the posixshm module in FreeBSD . The handler fails to hold the rangelock when checking if a page size has already been configured for a largepage shared memory object. This allows two concurrent ...