Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed a NULL pointer dereference in sndusbmixercontrolsbadd In sndusbcreatestreams, for UAC version 3 devices, the Interface Association Descriptor IAD is retrieved via usbifnumtoif. If this call fails, a fallbac...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: cs35l41: Fixed NULL pointer dereferencing in cs35l41hdareadacpi The acpigetfirstphysicalnode function may return NULL. In such cases, the getdevice function also returns NULL. However, this value is then dereferenced...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/hsr: A NULL pointer dereference was fixed in prpgetuntaggedframe. prpgetuntaggedframe calls pskbcopy to create frame-skbstd, but does not check whether the allocation fails. If pskbcopy returns NULL, skbclone is called with a...

Astra Linux – Vulnerability in Harfbuzz

HarfBuzz is a text shaping engine. Prior to version 12.3.0, there was a null pointer dereference vulnerability in the SubtableUnicodesCache::create function located in src/hb-ot-cmap-table.hh. The function fails to check whether hbmalloc returns NULL before using placement new to construct an...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: be2net: Pass the wrbparams parameter in case of OS2BMC. The function beinsertvlaninpkt is called with the wrbparams argument being NULL at the besendpkttobmc call site. This may lead to dereferencing a NULL pointer during the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: md-cluster: fixed NULL pointer dereferencing in processmetadataupdate. The function processmetadataupdate blindly dereferences the ‘thread’ pointer acquired via rcudereferenceprotected within the waitevent macro. While the code...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/panel: A possible null pointer dereference in jdipaneldsiremove has been fixed. In jdipaneldsiremove, jdi is explicitly checked, indicating that it may be NULL: c if !jdi mipidsidetachdsi; However, when jdi is NULL, the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfs: Check for deleted cursors when revalidating two btrees. The free space and inode btree repair functions will rebuild both btrees at the same time. After that, it is necessary to evaluate both btrees to confirm that the...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.22.0, there was a NULL pointer dereference vulnerability in rdpwritelogoninfov2. This vulnerability allowed a malicious RDP server to crash the FreeRDP proxy by sending a specially crafted LogonInfoV2 PDU with...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: mediatek: Avoid NULL dereference of btusbmtkclaimisointf In the btusbmtksetup function, we set btmtkdata-isopktintf to: usbifnumtoifdata-udev, MTKISOIFNUM This function may return NULL in some cases. Even when...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix null deref on srq-rq.queue after resize failure A NULL pointer dereference can occur in rxesrqchkattr when ibvmodifysrq is invoked twice in succession under certain error conditions. The first call may fail in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Platform/x86: hp-bioscfg: Fixed kernel panic in the GETINSTANCEID macro. The GETINSTANCEID macro caused a kernel panic when accessing sysfs attributes: 1. Off-by-one error: The loop condition used name without checking whether...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Versions 14.10.1 and below have a NULL pointer dereference vulnerability in the MSL Magick Scripting Language parser when processing tags before images are loaded. This can lead to DoS attacks due to...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ipvs: fixed the NULL pointer dereference in the route error path of ipv4 null-ptr-deref. The IPv4 code path in ipvsgetoutrt calls dstlinkfailure, without ensuring that skb-dev is set. This leads to a NULL pointer dereference in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed a NULL pointer dereferencing in amdgpugmcfilterfaultsremove. On APUs such as Raven and Renoir GC 9.1.0, 9.2.2, 9.3.0, the ih1 and ih2 interrupt ring buffers are not initialized. This is by design, as these...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: lib/buildid: Use kernelread for the sleepable context. A bug has been prevented: “BUG: Unable to handle a NULL pointer dereferencing in filemapreadfolio.” For the sleepable context, change freader to use kernelread instead of...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fixed null pointer access to epfile after ep enable. A race condition occurs when ffsfuncepsenable runs concurrently with ffsdatareset. The ffsdataclear function called in ffsdatareset sets ffs-epfiles to NULL...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed the NULL pointer issue in bufferfuncs. If SDMA block is not enabled, bufferfuncs will not be initialized. Fixing this issue ensures that the NULL pointer issue is addressed when bufferfuncs is not initialized...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: SCTP: The instruction “move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT” has been fixed. A null-ptr-deref issue was reported in the SCTP transmission path when the SCTP-AUTH key initialization fails:...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2. When attempting to mount an HFS+ partition, the hfsplus filesystem driver does not correctly set the ERRNO value. This issue may lead to a NULL pointer access...