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

In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: Synchronize devfreqmonitorstart/stop There is a risk that frequent changes to the governor, performed in a loop, may lead to corruption of the timer list. Specifically, the timer cancellation process, which occurs...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: lpfc: Fixed a null pointer dereferencing after failing to issue FLOGI and PLOGI commands. If lpfcissueelsflogi fails and returns a non-zero status, the node’s reference count is decremented to trigger the release of the...

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

In the Linux kernel, the following vulnerabilities have been resolved: BUG: KASAN: Slab-out-of-bounds in crc32body lib/crc32.c:111 inline BUG: KASAN: Slab-out-of-bounds in crc32legeneric lib/crc32.c:179 inline BUG: KASAN: Slab-out-of-bounds in crc32lebase+0x58c/0x626 lib/crc32.c:197 A read of siz...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed the issue of reading strings from synthetic events. The following commands caused a crash: cd /sys/kernel/tracing echo 's:open char file' dynamicevents echo...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: rtw88: Fixed an array overflow in rtwgettxpowerparams When using the kernel with the Undefined Behaviour Sanity Checker UBSAN enabled, the following array overflow was logged:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: SCTP: Fixed a kernel-infoleak issue for SCTP sockets. The syzbot reported a kernel-infoleak issue of 4 bytes. After analysis, it turned out that r-idiagexpires was not initialized when inetsctpdiagfill called...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PM: core: keep irq flags in devicepmcheckcallbacks The function devicepmcheckcallbacks can be called under the spin lock in the reported case, it happens from genpdadddevice - devpmdomainset, when the genpd uses spinlocks rather...

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/imc-pmu: A null pointer check was added in updateeventsingroup. kasprintf returns a pointer to dynamically allocated memory; this pointer can be NULL in case of failure...

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: Wifi: ath9k – Do not allow overwriting of ENDPOINT0 attributes A malicious USB device can construct a service connection response message with the target endpoint being ENDPOINT0, which is reserved for HTCCTRLRSVDSVC and should n...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Use RCU for hciconnparams and iterate safely in hcisync. hciupdateacceptlistsync iterates over hdev-pendleconns and hdev-pendlereports, and waits for controller events within the loop body, without holding the hdev...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: mana: The use-after-free issue in manahwcdestroychannel has been fixed by reordering the teardown process. There is a potential race condition in manahwcdestroychannel. In this situation, hwc-callerctx is freed before the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mmc: jz4740: Apply DMA engine limits to maximum segment size Follow the approach used in other DMA-enabled MMC host drivers see host/mmci.c, and limit the maximum segment size based on the capabilities of the DMA engine. This is...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: added accessors to read/set tp-sndcwnd. Over the years, we’ve had various bugs in the code that broke the assumption that tp-sndcwnd is greater than zero. Recently, syzbot reported that the condition WARNONONCE!tp-priorcwnd...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: md/raid5: Unnecessary bioput calls in raid5readonechunk have been removed. When performing chunk-sized reads on disks with badblocks, it was observed that calls to biofree and bioput were duplicated...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: mxs: Fixed error handling in mxssgtl5000probe. This function only calls ofnodeput in the regular path. It will cause a refcount leak in error-prone paths. For example, when codecnp is NULL, saifnp0 and saifnp1 are not NULL,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Move the cfglogverbose check before calling lpfcdmpdbg In an attempt to log message 0126 using LOGTRACEEVENT, the following hard lockup occurred, causing the system to hang. Call Trace: rawspinlockirqsave+0x32/0x40...

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

In the Linux kernel, the following vulnerability has been resolved: tomoyo: Fixed the UAF write bug in tomoyowritecontrol. Since tomoyowritecontrol updates head-writebuf when the write function is called for long lines, we need to retrieve head-writebuf after holding head-iosem. Otherwise,...

Astra Linux – Vulnerability in Linux

A race condition was discovered in the getoldroot function in fs/btrfs/ctree.c within the Linux kernel, as of version 5.11.8. This issue allows attackers to cause a denial of service attack due to a lack of locking on an extent buffer before a cloning operation, identified as CID-dbcc7d57bffc...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mtd: maps: pxa2xx-flash: fixed a memory leak in the probe function. Added “free ‘info’” upon remapping errors to avoid memory leaks. : Reworded the commit log...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: mmc: uniphier-sd: A resource leak has been fixed in the remove function. A call to tmiommchostfree is missing from the remove function. This is to balance the call to tmiommchostalloc in the probe. This issue occurs in the error...