Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fixed NULL pointer dereferencing when printing devname When larbdev is NULL in the case I encountered, the node is incorrectly set as iommu = &iommu NUM, it will cause devicelinkadd to fail and the kernel to crash...

Astra Linux – Vulnerability in DjVuLibre

DjVuLibre 3.5.27 has a NULL pointer dereference in the function DJVU::filterfv at IW44EncodeCodec.cpp...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added a null check for the ‘afb’ variable in the amdgpudmplanehandlecursorupdate function v2. This commit incorporates a null check for the ‘afb’ variable within the amdgpudmplanehandlecursorupdate function...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: A fix was made to the NULL pointer dereference in dwc3gadgetsuspend. In the current scenario, if plug-out and plug-in operations are performed continuously, there is a possibility that a NULL pointer dereferenc...

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: vsock: Fixed the transportg2h,h2g TOCTOU issue. The vsockfindcid and vsockdevdoioctl functions may race with module unloading. transportg2h,h2g may become NULL after the NULL check. Introduced vsocktransportlocalcid to prevent...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: mana: Added NULL guards in the teardown process to prevent panics during attach failures. When queue allocation fails halfway through, error cleanup releases variables apc-txqp and apc-rxqs containing NULL values. Multipl...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm-stats: A crash occurs if the allocation of per-cpu data fails. If dmkvzallocpercpuallocsize, cputonodecpu fails, the code jumps to the “out” label and calls dmstatfree. dmstatfree executes foreachpossiblecpucpu...

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

In the Linux kernel, the following vulnerability has been resolved: fs/sysv: Null check to prevent the null-ptr-deref bug...

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: ipv6: Added NULL checks for idev in SRv6 paths. in6devget may return NULL when the device has no IPv6 configuration e.g., when MTU IPV6MINMTU, or after NETDEVUNREGISTER. Added NULL checks for idev returned by in6devget in both...

Astra Linux – vulnerability in grub2

A flaw was found in grub2: the grubextcmddispatcher function calls grubarglistalloc to allocate memory for the grub’s argument list. However, it fails to check whether the memory allocation succeeds. If it does not, a NULL pointer is processed by the parseoption function, causing grub to crash or...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fixed NULL pointer dereferencing in svmmigratetoram ./drivers/gpu/drm/amd/amdkfd/kfdmigrate.c:985:58-62: Error: p is NULL, but it was dereferenced...

Astra Linux – vulnerability in linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt2701: Add check for mtkallocclkdata Add a check on the return value of mtkallocclkdata to avoid NULL pointer dereferencing...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: check return value after calling platformgetresourcebyname This will cause a null‑ptr‑deref if platformgetresourcebyname returns NULL; we must check the return value. Patchwork:...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise, there may be a race condition between module removal and the handling of netlink commands, which can lead to the oops as shown below: BUG: kernel NULL pointer...

Astra Linux – vulnerability in linux-6.1, linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: dma-buf: insert memory barrier before updating numfences smpstoremb inserts a memory barrier after performing the store operation. This differs from what the comment originally intended; thus, a null pointer dereference may occur...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix null pointer dereference in sevplatformshutdownlocked The SEV platform device can be shut down using a null pspmaster; for example, by calling DEBUGTESTDRIVERREMOVE. This issue was identified via KASAN: 137.1482...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ipmi: Fixed a NULL pointer dereferencing after a failed registration. The trysmiinit function allocates newsmi-sism and subsequently calls ipmiregistersmimod, which corresponds to ipmiaddsmi. During ipmiaddsmi, the upper IPMI...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: ipu3imggu: Fixed NULL pointer dereferencing in active selection access. The IMGu driver handled this by first acquiring the pointers to the active devices, then attempting to use V4L2 subdev functions. Only after that did ...

Astra Linux – vulnerability in OpenSSL

Issue summary: An invalid or NULL pointer dereference may occur in an application processing a malformed PKCS12 file. Impact summary: An application processing a malformed PKCS12 file may dereference an invalid or NULL pointer during memory read operations, resulting in a Denial of Service. There...

Astra Linux – vulnerability in linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: xhci: Fix Panther point NULL pointer deref at full-speed re-enumeration Re-enumerating full-speed devices after a failed address device command can trigger a NULL pointer dereference. Full-speed devices may need to reconfigure th...