Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: xfrm: Always flush the state and policy upon the NETDEVUNREGISTER event. syzbot reports that the refcount of “struct xfrmstate” is leaking. unregisternetdevice: Waiting for netdevsim0 to become free. Usage count = 2. reftracke...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: The reference count of the device should always be dropped in ibdelsubdeviceandput. Since nldevdeldev introduced in commit 060c642b2ab8 “RDMA/nldev: Add support for adding/deleting a sub IB device through netlink” grab...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Platform/x86: classmate-laptop – Added NULL pointer checks where necessary. In several places within the Classmate laptop driver, code that uses the accel object may execute before its address is stored in the driver’s data...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: drm/imx/tve: fixed the probe device leak. Make sure to remove the reference to the DDC device during probe operations when there is a probe failure e.g., probe deferral, as well as during the driver unbinding process...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: The function mostregisterinterface did not properly release resources if it failed early before registering the device. In such cases, it returned an error code immediately, causing the memory allocated for the interface to be...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbcon: Set fbdisplayi-mode to NULL when the mode is released. Recently, we discovered the following issue through syzkaller: BUG: KASAN: Slab-use-after-free in fbmodeisequal+0x285/0x2f0 A read of size 4 at address ff11000001b3c69...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: dmaengine: omap-dma: fixed the resource leak in error paths caused by dmapool. The dmapool created by dmapoolcreate is not destroyed when dmaasyncdeviceregister or ofdmacontrollerregister fails, resulting in a resource leak in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fbdev: In of: displaytiming, there is a fix for the refcount leak in ofgetdisplaytimings. The function ofparsephandle returns a devicenode with the refcount incremented. This value is stored in ‘entry’ and then copied to...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: rpmsg: core: fixed a race condition in the driveroverrideshow function and used a core helper function. The driveroverrideshow function reads the driveroverride string without holding the devicelock. However, the store function...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: MGMT: Cancel the mesh send timer when the hdev is removed The meshsenddone timer is not canceled when the hdev is removed, which can cause a crash if the timer triggers after the hdev is gone. Cancel the timer when...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: platform/chrome: crosecishtp: Fixed a UAF issue after unbinding the driver. After unbinding the driver, another kthread named crosecconsolelogwork still accesses the device, resulting in a UAF and system crash. The driver does no...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: dm: removed the fake timeout to avoid leaking requests. Since commit 15f73f5b3e59 “blk-mq: moved failure injection out of blkmqcompleterequest”, drivers are responsible for calling blkshouldfaketimeout at appropriate code paths a...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: thermal/of: Fixed a reference leak in thermalofcmlookup. In thermalofcmlookup, trnp is obtained via ofparsephandle, but it is never released. The freedevicenode cleanup attribute is used to automatically release the node and fix...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbdev: bitblit: In the bitPutcs function, the bound-check glyph index was derived from the character value masked by 0xff or 0x1ff. This may lead to reading beyond the end of the built-in font array, exceeding the actual number o...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: soc: ti: k3-socinfo: Fixed the regmap leak that occurs during probe failures. The mmio regmap allocated during the probe never gets freed. We have switched to using the device-managed allocator, so that the regmap is released...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Fixed a use-after-free in pm8001queuecommand The commit e29c47fe8946 “scsi: pm8001: Simplified pm8001taskexec” includes refactoring efforts for pm8001queuecommand. However, this refactoring introduced a potential...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/logicvc: A reference leak of the device node occurred in the logicvcdrmconfigParse function. The logicvcdrmconfigParse function calls ogetchildbyname to find the “layers” node, but it fails to release the reference, resulting...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: nbd: The defer config unlock in nbdgenlconnect has been fixed. There is one use-after-free warning when running NBDCMDCONNECT and NBDCLEARSOCK: nbdgenlconnect: nbdallocandinitconfig // configrefs=1 nbdstartdevice // configrefs...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: serial: caif: fixed a use-after-free in caifSerial ldiscClose There is a use-after-free bug in caifSerial where handleTx may access ser-tty after tty has been freed. The race condition occurs between ldiscClose and packet...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drbd: fixed the issue of null-pointer dereference during local read operations. In drbdrequestendio, READCOMPLETEDWITHERROR is passed to reqmod with a NULL peerdevice: c reqmodreq, what, NULL, &m; The handler for...