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

In the Linux kernel, the following vulnerability has been resolved: fs: Protect reconfiguration of sb read-write from racing writes The code responsible for reconfiguration and remounting the filesystem requires significant effort to protect it from racing writes during operations where the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ext4: Added the EXT4IGETBAD flag to prevent unexpected bad inodes. There are many places that may encounter problems and crash when ext4iget returns a bad inode. However, if the iget function returns a bad inode, it may not be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: md: Avoid repeated calls to delgendisk. There is a UAF Uninitialized Address Fault issue that was detected during case 23rdev-lifetime. Oops: General Protection Fault; likely due to a non-canonical address of 0xdead000000000122...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf: Fixed the refcount warning when incrementing event-mmapcount. When calling refcountinc&event-mmapcount within perfmmaprb, the following warning is triggered: c refcountt: Addition on 0; use-after-free. WARNING:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb: server: The senddone handler now handles completion without using IBSENDSIGNALED. With smbdirectsendbatch, we likely have requests that do not include IBSENDSIGNALED. These requests will be destroyed during the final request...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pxp: The “clear restart flag” is cleared after a jump back at the beginning of the pxpstart function. If this flag isn’t cleared, we will continue to jump back at the beginning of the function once we reach the end...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fixed the rollback of the switchdev mode in case of failure. If for some internal reason the switchdev mode fails, we roll back to the legacy mode. Before this patch, rolling back would unregister the uplink netdev and...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix memory leak in fib6rulesuppress The kernel causes a memory leak when a fib rule is present in IPv6 nftables firewall rules, and when a suppressprefix rule is present in IPv6 routing rules used by certain tools such as...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/tilcdc: Fixed the cleanup actions in case of a failed probe. The drmkmshelperpollfini and drmatomichelpershutdown helpers should only be called when the device has been successfully registered. Currently, these functions a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fixed the behavior of the READ operation near OFFSETMAX. Dan Aloni reports: Due to commit 8cfb9015280d “NFS: Always provide aligned buffers to RPC read layers” on the client, a read of 0xfff is aligned up to the server’s...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: idpf: checked for errors when calling registernetdev in init. The current init logic ignores the error code from registernetdev. This could lead to a WARNON message when attempting to unregister the device, if such an attempt...

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

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables – The flag for the discard table is updated, with the pending basechain being deleted. The hook for unregistration is deferred to the commit phase. The same applies to hook updates triggered by the table...

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

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Do not use the WQMEMRECLAIM flag for the workqueue. The issue was reported by a customer during SRIOV testing. When both the i40e and i40iw drivers are loaded, a warning is triggered in the checkFlushDependency function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: Fixed call trace warnings and hangs when removing the amdgpu device. On GPUs with RAS enabled, hangs are observed during the shutdown process when checking the call trace. v2: Instead of using the shutdown flag, th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The check for tiling flags during virtual display handling was bypassed. vkms utilizes the common amdgpu framebuffer creation mechanism. Additionally, since vkms does not support FB modifiers, there is no need to chec...

Astra Linux – Vulnerability in curl

Curl versions 7.20.0 through 7.70.0 are vulnerable to improper restrictions on the names of files and other resources, which can lead to overwriting of local files when the -J flag is used...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: A bug in markbufferdirty was fixed, as it sometimes generates a warning due to the forced discard of reused buffers. A syzbot stress test using a corrupted disk image revealed that markbufferdirty called from nilfsmark...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: USB: usbfs: Do not issue a WARN message regarding excessively large memory allocations Syzbot discovered that the kernel generates a WARN message if the user attempts to perform a bulk transfer using usbfs with a buffer that i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: dwmac-rk: fix oob read in rkgmacsetup KASAN reports an out-of-bounds read in rkgmacsetup at the following line: while ops-regsi This issue occurs on most platforms, as the regs field in the flexible array is empty...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: Do not set SBRDONLY after filesystem errors When the filesystem is mounted with errors=remount-ro, we previously set the SBRDONLY flag to prevent any further modifications to the filesystem. We knew that this approach misse...