Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Remove sndBUGON from sndusbmidioutputopen The function sndusbmidioutputopen includes a check for the NULL port, which involves calling sndBUGON. The use of sndBUGON was intended to prevent such issues from...

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

In the Linux kernel, the following vulnerability has been resolved: net: core: The unnecessary framesz check in bpfxdpadjusttail has been removed. Syzkaller reported the following issue: ======================================= “Too big” – xdp-framesz = 131072 WARNING: CPU: 0, PID: 5020, at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nilfs2: A shift-out-of-bounds condition has been fixed due to an overly large exponent of the block size. If the slogblocksize field in the superblock data is corrupted and too large, initnilfs and loadnilfs may still trigger a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/stat: Deallocating the damoncall function fails, resulting in the damonctx object being leaked. The damonstatstart function always allocates the module’s damonctx object damonstatcontext. However, if the damoncall functi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: fixed incorrect pte restoration for lazyfree folios. We batch unmap anonymous lazyfree folios using foliounmapptebatch. If the batch contains both writable and non-writable bits, we might end up making the entire batch...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: erofs: Fix for the missing unmap operation when zerofsgetextentcompressedlen fails. Otherwise, meta buffers could be leaked...

Astra Linux – Vulnerability in Linux 5.10, Linux

A issue was discovered in the Linux kernel through version 5.16-rc6. The function malidpcrtcreset in the file drivers/gpu/drm/arm/malidpcrtc.c lacks a check on the return value of kzalloc. This could lead to a null pointer dereferencing...

Astra Linux – Vulnerability in Linux 5.10

A issue was discovered in the Linux kernel through version 5.16-rc6. The lkdtmARRAYBOUNDS function in drivers/misc/lkdtm/bugs.c lacks a check for the return value of kmalloc, which can lead to a null pointer derefrence...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: erofs: Fix inconsistent per-file compression format EROFS can select compression algorithms on a per-file basis. Each per-file compression algorithm needs to be marked in the on-disk superblock for initialization. However,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Synchronize the IOCB count to be in order A system hang was observed with the following call trace: BUG: Kernel NULL pointer dereference, address: 0000000000000000 PGD 0 P4D 0 Oops: 0000 1 PREEMPT SMP NOPTI CPU: 15...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tracing/eprobes: Do not allow eprobes to use $stack, or % for regs While working with event probes eprobes, I tried to see what would happen if I attempted to retrieve the instruction pointer %rip knowing that event probes do not...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ARM: hisi: Add missing ofnodeput after offindcompatiblenode The offindcompatiblenode function will increment the refcount of the returned devicenode. Calling ofnodeput is necessary to avoid a refcount leak...

Astra Linux – Vulnerability in Linux 5.10, Linux

A issue was discovered in the Linux kernel through version 5.18.14. The xfrmexpandpolicies function in net/xfrm/xfrmpolicy.c can cause the refcount to be dropped twice...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: prevented skb corruption during frag list segmentation. Ian reported several instances of skb corruption triggered by rx-gro-list, resulting in similar errors: 62.624003 BUG: kernel NULL pointer dereference, address:...

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

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fixed a NULL pointer dereferencing issue in gfs2rgrpdump. Syzkaller reported a NULL pointer dereferencing issue when accessing rgd-rdrgl in gfs2rgrpdump. This can occur when creating rgd-rdgl fails in readrindexentry. A NUL...

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: USB: core: Fixed a deadlock in the usbdeauthorizeinterface function. Among the attribute file callback routines in drivers/usb/core/sysfs.c, the interfaceauthorizedstore function is the only one that acquires a device lock on an...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: blktrace: Fixed a UAF in the blkTraceAccess function after removal by sysfs. There is a use-after-free issue triggered by the following process: bash P1sda P2sdb echo 0 /sys/block/sdb/trace/enable blkTraceRemoveQueue...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow calling hns3nicnetopen repeatedly The function hns3nicnetopen should not be called repeatedly, but there is no checking for this. When performing device reset and setting up traffic channels concurrently,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: skbpartialcsumset fix against transport header magic values skb-transportheader uses the special value 0xFFFF to indicate whether the transport header was set or not. We must prevent callers from accidentally setting...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel before version 6.3.10. The file fs/smb/server/smb2misc.c in ksmbd does not validate the relationship between the command payload size and the RFC1002 length specification, resulting in a out-of-bounds read...