Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: macvlan: Enforces a consistent minimal MTU. The macvlan mechanism should enforce a minimal MTU of 68, even when creating a link. This patch avoids the current behavior which could lead to crashes in the IPv6 stack if the link is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFSD: fixed the issue where the reference count of nfsd4sscumountitem was leaked. The reference count of nfsd4sscumountitem is not decremented under error conditions. This prevents the laundromat from unmounting the vfsmount of t...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/tls: Fixed the reversed sign in calls to tlserrabort. sk-skerr seems to expect a positive value. This convention is not always followed by ktls, which can lead to memory corruption in other code. For example: c kworker...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dpaa2-eth: The virtual address is retrieved before calling dmaunmap. The TSO header was unmapped via DMA before the virtual address was retrieved, and then the buffer was freed using that address. This meant that we actually...

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: 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 found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fixed an oops in port-pm when calling uartchangepm Unloading a hardware-specific 8250 driver may cause an error “Unable to handle kernel paging request at virtual address” about ten seconds after unloading the drive...

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

In the Linux kernel, the following vulnerabilities have been resolved: cassini: Fixed a memory leak in the error handling path of casinitone. cassaturnfirmwareinit allocates some memory using vmalloc. This memory is freed in the .remove function, but not in the error handling path of the probe...

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: btrfs: In the “send” operation, there is a issue with handling path ref underflow during the header iterate inoderef function. Change BUGON to proper error handling if building the path buffer fails. The pointers are not...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: target: pscsi: Fixed bioput for error cases As of commit 066ff571011d “block: turning biokmalloc into a simple kmalloc wrapper”, a memory block allocated by biokmalloc must be freed using biouninit and kfree. This process i...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: powerpc/cell/axonmsi: The refcount leak in setupmsimsgaddress has been fixed. The function ofgetnextparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf, s390: Fixed a potential memory leak related to jitdata. Make sure that jitdata is freed through kfree in the error path...

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: DCCP: Fixed an out-of-bounds access in the DCCP error handler. There was a previous attempt to fix an out-of-bounds access in the DCCP error handlers, but that fix assumed that the error handlers only wanted to access the first 8...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cpufreq: qcom: fixed a memory leak in the error path. If, for some reason, the speedbin length is incorrect, then there is a memory leak in the error path, as we never free the speedbin buffer. This commit fixes this issue by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fixed a memory leak in vmwmksstataddioctl If the copy of the description string from user space fails, then the page containing the instance descriptor does not get freed before returning -EFAULT, resulting in a memor...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bnge: Return after auxiliarydeviceuninit in the error path. When auxiliarydeviceadd fails, the error handling code calls auxiliarydeviceuninit, but it does not return. auxiliarydeviceuninit drops the last reference to the device,...

Astra Linux – Vulnerability in Mariadb 10.3

In MariaDB before 10.9.2, the compresswrite function in extra/mariabackup/dscompress.cc does not release the datamutex upon a stream write failure, which allows local users to trigger a deadlock...

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: Bluetooth: rfcomm: Fixed a nullptrderef issue in rfcommchecksecurity. During our fuzz testing of the connection and disconnection processes at the RFCOMM layer, we discovered this bug. By comparing the packets generated during a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not drop the extentmap for free space inode on a write error While running the CI for an unrelated change, I encountered the following panic: with generic/648 on btrfsholesspacecache. Assertion failed: blockstart !=...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: A memory leak has been fixed in mlx5efsttredirectanycreate. The memory pointed to by the fs-any pointer is not freed during the error-prone execution of mlx5efsttredirectanycreate, which can lead to a memory leak. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed the bug: KASAN: null-ptr-deref in rxeqpdocleanup. The function rxecreateqp calls rxeqpfrominit. If an error occurs, the error handler for rxeqpfrominit will set both scq and rcq to NULL. Then, rxecreateqp calls...