Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: A memory leak was fixed when rechecking the data. The memory allocated for the “checksums” pointer will be leaked if the data is rechecked after a checksum failure because the associated kfree operation will not occ...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rcv: move memblockallowresize after linear mapping is ready The initial memblock metadata is accessed from the kernel image mapping. The regions arrays need to be “reallocated” from memblock and accessed through linear mapping to...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fixed the issue where the memory of skmsg was charged twice. If tcpbpfsendmsg is running during a cleanup operation, psock may be freed. c tcpbpfsendmsg tcpbpfsendverdict skmsgreturn tcpbpfsendmsgredir unlikely!psoc...

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: For clk: imx: clk-imx8mp, the error handling in imx8mpclocksprobe has been improved. ofiomap and kzalloc have been replaced with devmofiomap and devmkzalloc. This allows for automatic release of the associated memory when the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3: checking the return value after calling platformgetresource. This will cause a null-ptr-deref if platformgetresource returns NULL; therefore, we need to check the return value...

Astra Linux – Vulnerability in WebKit2GTK

A memory management issue related to “use after free” operations has been addressed through improved memory management practices. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2, and iPadOS 15.2, as well as watchOS 8.3. Processing maliciously crafted web content may...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: A potential memory leak was fixed by cleaning the opsfilter variable in damonDestroyScheme. Currently, damonDestroyScheme only cleans up the filter list but leaves opsfilter untouched. This could lead to memory lea...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: drm/nouveau: fixed a use-after-free in nouveaugemprimeimportsgtable nouveauboinit is backed by ttmboinit and passes its return code to the caller. In case of failures, ttm will call nouveaubodelttm and free the memory. Thus,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: Set vbif hw config to NULL to avoid use after memory free during pm runtime resume BUG: Unable to handle kernel paging requests at virtual address 006b6b6b6b6b6be3 Call trace: dpuvbifinitmemtypes+0x40/0xb8...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: fixed a memory leak in iiodeviceregistereventset When iiodeviceregistersysfsgroup returns an error, iiodeviceregistereventset must free the attrs array. Otherwise, kmemleak will detect and report a memory leak as follows:...

Astra Linux – Vulnerability in WebKit2GTK

A “use-after-free” issue has been addressed through improved memory management. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14, watchOS 10, tvOS 17, and Safari 17. Processing web content may lead to arbitrary code execution...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: nvidia-shield: Reference to hiddevice for devm allocation of the inputdev name. Using hiddevice for devm allocation of the inputdev name helps prevent use-after-free issues. inputunregisterdevice will trigger the cleanup of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Write-protecting of L2 SPTEs in TDP MMU when clearing dirty status Check kvmmmupageadneedwriteprotect when deciding whether to write-protect or clear D-bits on TDP MMU SPTEs. This ensures that the TDP MMU takes into...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fixed a use-after-free in acpiutcopyipackagetoipackage. There is a use-after-free reported by KASAN: BUG: KASAN: use-after-free in acpiutremovereference+0x3b/0x82 Reading of size 1 at addr ffff888112afc460 by task...

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

In the Linux kernel, the following vulnerabilities have been resolved: arm64: mm: fixed the sanity check for VA-range Both createmappingnoalloc and updatemappingprot perform sanity checks on their ‘virt’ parameter. However, the check itself doesn’t make much sense. The condition used today seems ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: added the missing memcpy in kasaninit Hi Atish, It seems that the panic occurs due to the missing memcpy during kasaninit. Could you please check whether this patch is useful? When performing kasanpopulate, the newly...

Astra Linux – Vulnerability in WebKit2GTK

A memory management issue related to “use after free” operations has been addressed through improved memory management practices. This issue is fixed in macOS Monterey 12.3, iOS 15.4, iPadOS 15.4, tvOS 15.4, and Safari 15.4. Processing maliciously crafted web content may lead to arbitrary code...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: userfaultfd: Fixes the checks for huge PMDs. Patch series “userfaultfd: fix races around pmdtranshuge check”, v2. The pmdtranshuge code in mfillatomic is incorrect in three different ways, depending on the kernel version: 1. T...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powerpc/32: Fixed the hard lockup that occurred due to vmap stack overflow. Since the commit c118c7303ad5 “powerpc/32: Fixed vmap stack – Do not activate the MMU before reading the task struct”, a vmap stack overflow would result...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fixed the use of VAS memory after freeing it. The reference count on the memory module is lowered before the coprocessor is detached...