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

In the Linux kernel, the following vulnerability has been resolved: net: added vlangetprotocolanddepth helper. Previously, skbmaypull was used instead of skbheaderpointer in vlangetprotocol and related functions. Few calls relied on skb-head being populated with the MAC header. syzbot detected on...

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

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: A memory leak has been fixed in ocfs2mountvolume. There is a memory leak reported by kmemleak: - Unreferenced object: 0xffff88810cc65e60 size 32 Command: “mount.ocfs2”, PID: 23753, Jiffies: 4302528942 Age: 34735.105s He...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The issue of the refcount leak in the PCI device during amdgpuatrmgetbios has been fixed. According to the comments on pcigetclass, it returns a pcidevice with its refcount being incremented. Additionally, the refcoun...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: Do not run mt76ustatusworker if the device is not running. Fixed the issue of NULL pointer dereferencing, preventing the mt76ustatusworker thread from being executed if the device is not running yet. KASAN:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: RISC-V: Ensure that port I/O string accessors actually work properly. Fixed port I/O string accessors such as insb’, outsb’, etc., which use the physical PCI port I/O address rather than the corresponding memory mapping to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: gve: Corrected incorrect buffer cleanup in gvetxcleanpendingpackets for QPL. In DQ-QPL mode, gvetxcleanpendingpackets incorrectly uses the RDA buffer cleanup path. It iterates a certain number of times and attempts to unmap...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Validates the count of the command buffer payload. The count field in the command header is used to determine the valid payload size. Verify that the valid payload does not exceed the remaining buffer space...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: RSI: Do not default to -EOPNOTSUPP in rsimac80211config. This triggers a WARNON in ieee80211hwconfinit, and this is not the expected behavior from the driver. Other drivers also default to 0...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/shmem: Disable the PMD-sized page cache if necessary. For shmem files, it’s possible that a PMD-sized page cache cannot be supported by xarray. For example, a 512MB page cache on ARM64 when the base page size is 64KB cannot be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/smc: Avoid overwriting the copies of clcsock callback functions. The clcsock callback functions will be saved and replaced during the fallback process. However, if the fallback occurs more than once, the copies of these...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tracing/probes: The error check in parsebtffield has been fixed. btffindstructmember may return NULL or an error via the ERRPTR macro. However, its caller in parsebtffield only checks for the NULL condition. This issue is fixed b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Nouveau/UVMM: Fixed calculations of addresses/ranges for remap operations. The issue with dEQP-VK.sparseresources.imagerebind.2darray.r64i.1281288 was causing a remap operation like the one below: opremap: prev: 0000003fffed00...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd: Fixed UBSAN array-index-out-of-bounds issues for Polaris and Tonga. For pptable structures that use flexible array sizes, use flexible arrays instead...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: gus: fixed the issue of null pointer dereferencing on the pointer block. The pointer block returns from sndgf1dmanextblock, and it may be null. Therefore, there is a potential issue of null pointer dereferencing. This issue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush the current CPU’s ICache before flushing other CPUs. On SiFive Unmatched, I recently encountered the following bug during bootup: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops – illegal...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix memory leak in qlt24xxhandleabts The commit 8f394da36a36 “scsi: qla2xxx: Drop TARGETSCFLOOKUPLUNFROMTAG” caused the qlt24xxhandleabts function to return early if tcmqla2xxxfindcmdbytag failed to find a command...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added a NULL check for ‘replay’ in ‘edpsetreplayallowactive’. In the first if statement, we are checking whether ‘replay’ is NULL. However, in the second if statement, we do not check whether ‘replay’ is NULL aga...

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

In the Linux kernel, the following vulnerability has been resolved: Bonding: The device was stopped in the bondsetupbyslave function. The commit 9eed321cde22 “net: lapbether: only support Ethernet devices” managed to keep syzbot away from net/lapb until today. In the following issue 1, a lapbethe...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net/sched: actmpls: Fixed the warning during failed attribute validation The 'TCAMPLSLABEL' attribute is of 'NLAU32' type, but has a validation type of 'NLAVALIDATEFUNCTION'. This is an invalid combination according to the commen...