Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: Fixed an issue where corrupted data was written to the “bad” hist list, potentially affecting named triggers. The following commands cause a crash: cd /sys/kernel/tracing/events/rcu/rcucallback echo...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: rapidio: Fix an API misuse when rioaddnet fails. rioaddnet calls deviceregister, and it fails when deviceregister does. Therefore, putdevice should be used instead of kfree. Also, add "mport-net = NULL;" to avoid a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fixed NULL pointer dereferencing in mtkiommudevicegroup. Currently, mtkiommu calls are made during the probe iommudeviceregister before the driver data is initialized. Due to the fix for the iommu probing issue,...

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: mcb: fixed a double-free bug in chameleonparsegdd. In chameleonparsegdd, if mcbdeviceregister fails, ‘mdev’ will be released through putdevice in mcbdeviceregister. As a result, the statement “goto ‘err’ label” and the subsequent...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: tw686x: Fixed a memory leak in tw686xvideoinit. The videodevicealloc function allocates memory for vdev. When videoregisterdevice fails, it does not release the allocated memory, leading to a memory leak. Calling...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: iio: light: isl29028: Fixed the warning in isl29028remove The driver uses a non-managed form of the register function in isl29028remove. To maintain the release order that mirrors the ordering in probe, the driver should also use...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpci: fix of node refcount leak in tcpciregisterport I encountered the following issue while performing the device mt6370-tcpc load test with CONFIGOFUNITTEST and CONFIGOFDYNAMIC enabled: ERROR: Memory leak; the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: blk-mq: Fixed a possible memory leak when registering the ‘hctx’ variable failed. There is one issue that arises during fault injection tests: An unreferenced object with a size of 512 bytes: bash comm "insmod", pid 308021,...

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: fbdev/ep93xx-fb: Do not assign to struct fbinfo.dev. Do not assign the Linux device to struct fbinfo.dev. The call to registerframebuffer initializes the field to the fbdev device. Drivers should not override its value. Fixed a b...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915: Fixed potential context UAFs. The gemcontextregister function makes the context visible to user space, and a separate thread can trigger the I915GEMCONTEXTDESTROY ioctl command. Therefore, we need to ensure that...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Check instead of asserting on nested TSC scaling support Check for nested TSC scaling support on nested SVM VMRUN instead of asserting that TSC scaling is exposed to L1 if L1’s MSRAMD64TSCRATIO has diverged from KVM’s...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: clk: samsung: A memory leak has been fixed in samsungclkregisterpll. If clkregister fails, @pll-ratetable may have allocated memory using kmemdup. Therefore, that memory needs to be freed. Otherwise, a memory leak issue will occu...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Macintosh: A possible memory leak in macioaddonedevice has been fixed. After committing 1fa5ae857bb1 “driver core: get rid of struct device’s busid string array”, the name of the device is allocated dynamically. This memory...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: dvb-core: Fixed a double-free in dvbregisterdevice. In the function dvbregisterdevice - dvbregistermediadevice - dvbcreatemediaentity, the dvb-entity is allocated and initialized. If the initialization fails, the dvb-entit...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: clk: rockchip: A memory leak has been fixed in rockchipclkregisterpll. If clkregister fails, @pll-ratetable may have allocated memory using kmemdup. Therefore, that memory needs to be freed; otherwise, a memory leak issue will...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Class: Fixed a possible memory leak in classregister. If classaddgroups returns an error, the cp-subsys needs to be unregistered, and the cp needs to be freed. We cannot call ksetunregister here, because the cls will be freed in...

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

In the Linux kernel, the following vulnerability has been resolved: DM integrity: Error in the call to kmemcachedestroy in dmintegrityinit. Otherwise, the journaliocache will be leaked if dmregistertarget fails...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: Avoid using the nfcthelperhash after a free operation. If the nfconntrackinitstart function fails e.g., due to a registernfconntrackbpf failure, the nfconntrackhelperfini cleanup routine frees the...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: BPF: Fixed the masking negation logic when dealing with a negative dst register. The negation logic for the case where the offreg is stored in the dst register is incorrect; therefore, we cannot simply invert the addition operati...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw after-free usage in the function scosocksendmsg of the Linux kernel’s HCI subsystem was discovered. This flaw allows a privileged local user to exploit it to crash the system or escalate their privileges on the system. This flaw triggers a race condition when the user calls ioct...