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: mlxsw: spectrumacltcam: Fixed a possible use-after-free during rehash. The rehash process delays the migration of filters from one region to another based on the number of available credits. If the number of credits is...

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

In the Linux kernel, the following vulnerability has been resolved: ipmi:ssif: A memory leak has been fixed when scanning for an adapter. The ssifinfofind function sets info-adaptername if the adapter information comes from the SMBIOS; otherwise, it isn’t set. However, this function can be called...

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: net/sched: actapi: use RCU with deferred freeing for action lifecycle When NEWTFILTER and DELFILTER are run concurrently, a race condition may occur, potentially leading to errors. Let’s illustrate this with an example where CPU0...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “drm/amd: Check if ASPM is enabled from the PCIe subsystem” has been reverted. This reversion is associated with the commit 7294863a6f01248d72b61d38478978d638641bee. This commit was erroneously applied again after the commit...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

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

In the Linux kernel, the following vulnerabilities have been resolved: media: gspca: cpia1: shift-out-of-bounds in setflicker Syzkaller reported the following issue: UBSAN: Shift-out-of-bounds in drivers/media/usb/gspca/cpia1.c:1031:27; shift exponent 245 is too large for a 32-bit type ‘int’. Whe...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: ops: Fixed the bounds check for sx controls. For sx controls, the semantics of the max field are not the usual one; max represents the number of steps, rather than the maximum value. This means that our check in...

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: llc: Do not use skbget before devqueuexmit. The syzbot exploit can cause hosts to crash, especially when using llc and devices that do not support IFFTXSKBSHARING. In this case, the e1000 driver calls ethskbpad, where the skb is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ata: libata-transport: Fix error handling in atatportadd In atatportadd, the return value of transportadddevice is not checked. As a result, a null pointer derefrence occurs when removing the module. This occurs because...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Do not ignore the genmask when looking up a chain by its ID. When adding a rule to a chain whose ID is referenced, if that chain has been deleted in the same batch, the rule might end up referencing a deleted...

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: DM snapshot: Fixed the lock-up issue in dmexceptiontableexit. A lock-up was reported when exiting a snapshot with many exceptions. This issue has been fixed by adding the variable “condresched” to the loop that frees the exceptio...

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: In the net subsystem, hsr: rejecting HSR frames if skb cannot hold the tag. Receiving an HSR frame with insufficient space to hold the HSR tag in the skb can result in a crash kernel BUG. 45.390915 skbuff: skbunderpanic:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm: amd: display: Fix memory leakage This commit addresses the memory leakage issue in the dcconstructctx function...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: sound/virtio: Fixed warnings related to cancelsync on uninitialized workstructs. Betty reported encountering the following warning: 8.709131 T221 WARNING: CPU: 2 PID: 221 at kernel/workqueue.c:4182 ... 8.713282 T221 Call trace:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fixed a race condition that occurred due to concurrent opens during the rename2 operation. In addition to sending the rename request to the server, the rename process also involves closing any deferred closes, waitin...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8723bs – A memory leak was fixed in the event of a failure path. The cfg80211informbssframe function may return NULL in the event of a failure. In such cases, the allocated buffer ‘buf’ is not freed, and the function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Cleanup after an allocation error When allocation failures are not cleaned up by the driver, further allocation errors will be false-positives. This will result in buffers remaining uninitialized, leading to NULL...

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: bpf: synclinked regs must preserve subregdef Range propagation must not affect subregdef marks. Otherwise, the following example is rewritten incorrectly by the verifier when the BPFFTESTRNDHI32 flag is set: 0: call bpfktimegetns...

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: SCTP: The order of operations for SCTPCMDASSOCSHKEY should be changed to right after SCTPCMDPEERINIT. A null-ptr-deref issue was reported in the SCTP transmission path when the initialization of the SCTP-AUTH key fails:...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/aio: Check IOCBAIORW before the conversion of struct aiokiocb. The first argument of kiocbset Cancelfn may point to a struct kiocb that is not embedded within struct aiokiocb. With the current code, depending on the compiler,...