Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: MIPS: Workaround for LLVM bugs when gp is used as a global register variable. On MIPS, currentthreadinfo is defined as a global register variable located in $gp, and it is simply reassigned during the kernel relocation. However,...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: Prevent UAF in kvmspaprtceattachiommugroup It was reported that there might be a use-after-free UAF in the kvmspaprtceattachiommugroup function. The function looks up stt from tablefd, but then continues to u...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 – fixed the use of memory after it is freed in rmiunregisterfunction. The putdevice function calls rmireleasefunction, which frees the “fn” pointer. Therefore, dereferencing fn-numofirqs in the next line...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: added error handling to avoid out-of-bounds access. If the sdmav40irqidtoseq function returns -EINVAL, the process should be stopped to prevent out-of-bounds reading; therefore, -EINVAL should be returned directly...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net: fixed the race condition in dstnegativeadvice The dstnegativeadvice function does not enforce proper RCU rules when sk-dstcache must be cleared, leading to a potential Use-After-Free error UAF. RCU rules state that we must...

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: fbdev: omapfb: Added a check for the value “plane”. The function dispcovlsetup is not intended to work with the value OMAPDSSWB of the plane enum parameter. The value of this parameter is initialized in dssinitoverlays, and in th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bounds: Use the correct number of bits for power-of-two CONFIGNRCPUS The function bitsper rounds up to the next power of two when a power-of-two value is passed to it. This can cause crashes on some machines and configurations...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm: Check that output polling is initialized before disabling it. In drmkmshelperpolldisable, check that output polling is initialized before disabling polling. If not, flag this as a warning. Additionally, in...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv: Added a null pointer check to scomdebuginitone. The kasprintf function returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. A null pointer check should be added, and the...

Astra Linux – Vulnerability in Linux 6.1

In drivers/accel/habanalabs/common/habanalabsioctl.c of the Linux kernel, from version 6.6.5 onwards, an information leak to user space is possible because info-pad0 is not initialized...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Added a check for the encoder in intelhdcpgetcapability. Sometimes during hotplug scenarios or suspend/resume scenarios, the encoder may not be initialized properly. To prevent null pointer dereferencing in the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: usb: isp1760: Fixed out-of-bounds array access issues Running the driver through KASAN reveals the following issues: BUG: KASAN: Global out-of-bounds access in isp1760register+0x180/0x70c Reading a size of 20 bytes from the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: be2net: Buffer overflow has been fixed in begetmoduleeeprom. becmdreadporttransceiverdata assumes that it is given a buffer that is at least PAGEDATALEN long, or twice that if the module supports SFF 8472. However, this is not...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tpm: st33zp24: Fixed an issue where missing cleanup was performed after a getburstcount call failed. getburstcount may return -EBUSY when it times out. In such cases, st33zp24send returns directly without releasing the locality...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/sec – Do not sleep when in softirq When the kunpeng920 encryption driver is used to deencrypt and decrypt packets during softirq, it is not allowed to use a mutex lock. The kernel will report the following error...

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: comedi: Fixed the use of uninitialized data in insnrwemulatebits. For Comedi INSNREAD and INSNWRITE instructions on “digital” subdevices subdevice types COMEDISUBDDI, COMEDISUBDDO, and COMEDISUBDDIO, it is common for the subdevic...

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: ath11k – The “clear initialized flag” for deinitialized srng lists In several cases, we observe kernel panics upon resuming operations due to ath11k kernel page faults. These incidents occur under the following circumstance...

Astra Linux – Vulnerabilities in Linux-6.1, Linux-5.15, Linux-5.10

In the Linux kernel, the following vulnerability has been resolved: iio: imu: stlsm6dsx: fixed a possible lock-up in stlsm6dsxreadfifo This issue prevents stlsm6dsxreadfifo from falling into an infinite loop in the case where patternlen is equal to zero, and when the device’s FIFO is not empty...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Staging: rtl8712: fixed an issue with uninit-value in usbread8 and related functions. When r8712usbctrlvendorreq returns a negative value, the “data” stored in usbread8,16,32 will not be initialized. Bug: KMSAN: uninit-value i...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fixed the use of memory after freeing it in scsihexpandernoderemove. The function mpt3sastransportportremove called in scsihexpandernoderemove frees the port field of the sasexpander structure. This leads to a...