Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - net: genl: fixed a memory leak in the error path during policy dumping. - If the construction of the policy array fails when recording non-first policies, we need to unwind the process. - The netlinkpolicydumpaddpolicy...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-scheme: Cleanup of subdirectories under the scheme dir setup failed. When the setup of the DAMOS-scheme DAMON sysfs directory fails after setting up the accesspattern/ directory, the subdirectories of the...

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: initramfs: Avoid filename buffer overflow The initramfs filename field is defined in Documentation/driver-api/early-userspace/buffer-format.rst as follows: plaintext 37 cpiofile := ALGN4 + cpioheader + filename + "\0" + ALGN4 +...

Astra Linux – Vulnerability in Linux 5.15

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 dropped before the coprocessor is detached...

Astra Linux – Vulnerability in ffmpeg

There is a denial-of-service vulnerability in FFmpeg 4.2 due to a memory leak affected by: a memory leak in the linkfilterinouts function in libavfilter/graphparser.c...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: intelth: msu: Fix for vmalloced buffers After committing the change f5ff79fddf0e “dma-mapping: remove CONFIGDMAREMAP”, there is a possibility that DMA buffers may be allocated using vmalloc, which can affect the MMAP mapping code...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfc: fixed a segfault in nfcgenldumpdevicesdone When kmalloc in nfcgenldumpdevices fails, nfcgenldumpdevicesdone causes a segfault as follows: KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f CPU: 0 PID: 25...

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: Input: imxsckey – fixed memory corruption upon unloading. It should be labeled as “priv”, but we accidentally passed “&priv”, which is an address in the stack. This can lead to memory corruption when the imxsckeyaction function i...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ensure liveliness of nested VM-Enter fail tracepoint message Use the string machinery provided by the tracing subsystem to create a copy of the string literals used in the “nested VM-Enter failed” tracepoint. A complete...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: Signal: Fix for restoring SVE context When SME is supported, restoring the SVE signal context can fail in several ways. This can result in the task being placed in an invalid state, where the kernel might read from...

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: Wifi: wl1251 – Fixed a memory leak in wl1251txwork. The skb packet dequeued from txqueue is lost when the wl1251pselpwakeup function fails with an -ETIMEDOUT error. This issue was fixed by re-queuing the skb packet back into...

Astra Linux – Vulnerability in Firefox, Thunderbird

Due to incorrect JIT optimization, we misinterpreted data from the wrong type of object, resulting in the potential leakage of a single bit of memory. This vulnerability affects Firefox 91 and Thunderbird 91...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the mm/pagealloc function, the clearpage-private operation is performed in freepagesprepare. Several subsystems slub, shmem, ttm, etc. use page-private, but they do not clear it before freeing pages. When these pages are later...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/cma: Fixed a crash in the cmaneteventworkhandler function. The struct rdmacmid contains a member “struct workstruct network”, which is reused to queue cmaneteventworkhandlers onto the cmawq. The crash1 can occur if more...

Astra Linux – Vulnerability in Chromium

The use of uninitialized resources in the GPU in Google Chrome prior to version 151.0.7922.169 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fixed a use-after-free issue related to KFENCE violations during the sysfs firmware write process. During the sysfs firmware write process, a use-after-free read warning was logged from the lpfcwrobject routine: BUG:...

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: x86/EFI: The deferral of freeing boot services memory The efifreebootservices function frees the memory occupied by EFIBOOTSERVICESCODE and EFIBOOTSERVICESDATA using memblockfreelate. There are two issues with this approach:...

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: Staging: fbtft: fixed a potential memory leak in fbtftframebufferalloc. In the error paths after the fbinfo structure is successfully allocated, the memory allocated in fbdeferredioinit for info-pagerefs is not freed. This issue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: A memory leak has been fixed in hnsroceallocmr. When hnsrocemrenable fails in hnsroceallocmr, mrkey is not released. This issue only affects compiled tests...

Astra Linux – Vulnerability in libstb

stbimage is a single-file library licensed under MIT that is used for processing images. When stbisetflipverticallyonload is set to TRUE, and reqcomp is set to a value that does not match the actual number of components per pixel, the library attempts to flip the image vertically. A specially...