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

In the Linux kernel, the following vulnerability has been resolved: sparc: Fixed inaccurate exception reporting in copyfromtouser for UltraSPARC III. Anthony Yznaga discovered that a bug in the ext4 code, where large amounts of data were allowed, resulted from copyfromuser returning impossibly...

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: NFSD: Fixed a crash in nfsd4readrelease. When tracing is enabled, the tracenfsdreaddone trace point crashes during the pynfs read.testNoFh test...

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: ALSA: wavefront: Fixed integer overflow in sample size validation The wavefrontsendsample function has a problem with integer overflow when validating sample size. The header-size field is of type u32, but it is cast to int for...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Do not leak a resource on eviction error. For eviction errors other than -EMULTIHOP, we were leaking a resource. This issue has been fixed. v2: - Avoid using another “goto” statement. Andi Shyti...

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

In the Linux kernel, the following vulnerability has been resolved: fs/sysv: Null check to prevent the null-ptr-deref bug...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: libceph: Potential out-of-bounds writes have been prevented in the handleauthsessionkey function. The len field originates from untrusted network packets. Boundary checks have been added to prevent potential out-of-bounds writes...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: md/raid1: Stop the mdxraid1 thread when the raid1 array fails to run. When the raid1 array fails to run during initialization, we only assemble the array with inactive disks. However, the mdxraid1 thread is not stopped. Even if t...

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

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Check the kobject creation status in sysfs before deleting it in blkmqunregisterhctx. In the function blkmqupdatenrHWqueues, the return value of blkmqsysfsregisterhctxs is not checked. If the creation of hctxs in sysfs...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq input args. This will assist in validating the userq input arguments and rejecting invalid userq requests during IOCTLs...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: jbd2: Added a miss release buffer head in fcdoonepass. In fcdoonepass, a miss release buffer head is added after use, which can lead to a reference count leak...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: netpoll: Fix incorrect refcount handling causing improper cleanup The commit efa95b01da18 “netpoll: fix use after free” incorrectly ignored the refcount and prematurely set dev-npinfo to NULL during netpoll cleanup,...

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: ocfs2: A double-free operation was corrected in userclusterconnect. userclusterdisconnect frees "conn-ccprivate", which is actually "lc". However, the error handling frees "lc" again. Setting "lc" to NULL in this case can prevent...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: udf: Avoid double calls to brelse in udfrename syzbot reported a warning like below 1: VFS: brelse: Trying to free a free buffer WARNING: CPU: 2 PID: 7301 at fs/buffer.c:1145 brelse+0x67/0xa0 ... Call Trace:...

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

In the Linux kernel, the following vulnerability has been resolved: In the tcpdisconnect function, the tcpsksk-fastopenrsk field was not cleared. The syzbot reported that a socket had tcpsksk-fastopenrsk in the TCPESTABLISHED state. The syzbot reused the server-side TCP Fast Open socket as a new...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Issue: overlay – Fix null pointer dereferencing in finddupcsetnodeentry and finddupcsetprop. When kmalloc fails to allocate memory in kasprintf, fn1 or fn2 will be NULL, and strcmp will cause a null pointer dereference...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mtd: spi-nor: The issue of out-of-bounds access during the spinorseterasetype function has been fixed. The spinorseterasetype function was used either to set or to mask an erase type. When it was used to mask an erase type, an...

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

In the Linux kernel, the following vulnerability has been resolved: usb: host: max3421-hcd: Fix error pointer dereference in probe cleanup The kthreadrun function returns error pointers, so the max3421hcd-spithread pointer can be either an error pointer or NULL. Check both cases before...

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

In the Linux kernel, the following vulnerability has been resolved: misc: pciendpointtest: Free IRQs before removing the device. In the pciendpointtestremove function, freeing the IRQs after removing the device creates a small race window during the test process. This allows IRQs to be received b...

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

In the Linux kernel, the following vulnerability has been resolved: net/net Failover: Fixed the issue where the TX queue exceeded the allowed limit. The failover TX queue is initialized as 16 queues. When a packet is transmitted from the failover device, the failover device will select the queue...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: remoteproc: sysmon: fix memory leak in qcomaddsysmonsubdev The kfree function should be called when ofirqgetbyname fails or devmrequestthreadedirq fails in qcomaddsysmonsubdev. Otherwise, a memory leak will occur; therefore, addi...