Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: removed WARNONONCE when accessing the forward path array Although unlikely, recent support for IPIP tunnels increases the chances of encountering this WARNONONCE if the user space manages to create a sufficiently long forwar...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: Fixed the BUGON issue when the directory entry has an invalid reclen field. The reclen field in the directory entry must be a multiple of 4. A corrupted filesystem image can exploit this bug in the ext4reclentodisk function...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: wwan: Fixed a global out-of-bounds read in wanrtnlpolicy. The variable wanrtnllinkops assigns a larger value to maxtype, leading to a global out-of-bounds read when parsing netlink attributes. This is exactly the same bug...

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

A issue was discovered in the Linux kernel through version 6.1-rc8. The function dpucrtcatomiccheck in the file drivers/gpu/drm/msm/disp/dpu1/dpucrtc.c lacks a check for the return value of kzalloc. This issue may lead to 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: drm/rockchip: lvds: fix PM usage counter unbalance in poweron The pmruntimegetsync function will increment the PM usage counter even if it fails. Forgetting to replace this function with the newer pmruntimeresumeandget function...

Astra Linux – Vulnerability in Linux, Linux 5.10

A random memory access flaw was discovered in the Linux kernel’s GPU i915 kernel driver functionality. This flaw allows a local user to crash the system or escalate their privileges on the system...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

Linux Kernel nftables: Vulnerability involving local privilege escalation after free operations; nftchainlookupbyid fails to check whether a chain is active, and CAPNETADMIN is present in any user or network namespace...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: romfs: Check the return value of sbsetblocksize. The romfsfillsuper function ignores the return value of sbsetblocksize, which may fail if the requested block size is incompatible with the block device’s configuration. This issue...

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

In the Linux kernel, the following vulnerability has been resolved: media: netupunidvb: fix use-after-free at deltimer When the Universal DVB card is being detached, netupunidvbdmafini uses deltimer to stop the dma-timeout timer. However, when the timer handler netupunidvbdmatimeout is running,...

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

In the Linux kernel, the following vulnerability has been resolved: Most: usb: hdmprobe: Fixed the call to putdevice before device initialization. The early error path in hdmprobe can lead to a call to errfreemdev before &mdev-dev has been initialized using deviceinitialize. Calling...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: renesas: Fixed the refcount leak bug In usbhsrza1hardwareinit, the offindnodebyname function will return a node pointer with the refcount incremented. We should use ofnodeput when the node pointer is no longer needed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: clone set element expression template The memcpy function breaks when using connlimit in set elements. Use nftexprclone to initialize the connlimit expression list; otherwise, the connlimit garbage collect...

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

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: The BR/EDR JUSTWORKS method has been aligned with LE. This alignment applies from version 92516cd97fd4 onward. The BR/EDR JUST WORKS method always requests user confirmation when using LE. This behavior is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: jfs: Nlink overflow in jfsrename If nlink is maximal for a directory -1, and within that directory you perform a rename on a child directory without moving it from the parent directory, then the nlink value of the first directory...

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

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg – Concurrent writes to afalgsendmsg are now disallowed. Issuing two writes to the same afalg socket is problematic, as the data will be interleaved in a unpredictable manner. Additionally, concurrent writes may caus...

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: virtiofs: added a check for the filesystem context source name In certain scenarios, for example during fuzz testing, the source name may be NULL, which could lead to a kernel panic. Therefore, an additional check for the source...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rapidio: rio: Fixed a possible name leak in rioregistermport. If deviceregister returns an error, the name allocated by devsetname needs to be freed. This should be done using putdevice, so that the reference in the error path is...

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

In the Linux kernel, the following vulnerability has been resolved: net/xen-netback: This issue prevents a Use-after-Free UAF condition in xenvifFlushHash. During the listforeachentryrcu iteration, when calling xenvifFlushHash, kfreercu does not exist within the rcu read critical section...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Avoid releasing netdev before teardown completes The patch cited in the “Fixes” section below changed the teardown code for OVS ports so that it no longer unconditionally takes RTNL. After this change, the...

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: rtmutex: Use waiter::task instead of current in removewaiter. removewaiter is used by the slowlock paths, but it is also used for proxy-lock rollback in rtmutexstartproxylock when invoked from futexrequeue. In the latter case,...