Astra Linux – Vulnerability in libssh

A flaw was discovered in libssh’s handling of key exchange KEX processes when a client repeatedly sends incorrect KEX guesses. The library fails to free memory during these rekey operations, which can gradually exhaust system memory. This issue can lead to crashes on the client side, especially...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: virtionet: a memory leak inside XPDTX has been fixed using mergeable. When we call xdpconvertbufftoframe to obtain xdpf, if it returns NULL, we should check whether xdppage was allocated by xdplinearizepage. If it was newly...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fixed a memory leak in pvrprobe. The error handling code in pvr2hdwcreate forgets to unregister the v4l2 device. When pvr2hdwcreate returns back to pvr2contextcreate, it calls pvr2contextdestroy to destroy the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: fixed a refcount bug in skpsockget2. Syzkaller reported the refcount bug as follows: ------------ cut here ------------ refcountt: saturated; memory was leaking. WARNING: CPU: 1 PID: 3605 at lib/refcount.c:19...

Astra Linux – Vulnerability in binutils

A issue was discovered related to the functions maketempdir and maketempname in bucomm.c within Binutils 2.34 through 2.38. This allows attackers to cause a denial of service due to memory leaks...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mmc: toshsd: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, the memory allocated in mmcallochost will be leaked, leading to a kernel crash due to the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xfrm: The issue occurs in the error path of the xfrmpolicycheck function. When the fetching process of the object pols1 fails, the function simply returns 0, without decrementing the reference count of pols0. This happens either...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: A potential memory leak has been fixed in ext4fcrecordregions. Since krealloc may return NULL, in this case, state-fcregions may not be freed by krealloc. However, state-fcregions is already set to NULL. This could lead to ...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fixed a potential memory leak in kmemcacheopen. In the error path, the slub cache’s randomseq value might be leaked. This issue was addressed by using kmemcacherelease to release all relevant resources...

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

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fixed a memory leak in initcreditreturn. When dmaalloccoherent fails to allocate dd-crbasei.va, initcreditreturn should deallocate dd-crbase and dd-crbasei that were allocated earlier. Otherwise, those resources will nev...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: soc: aspeed: socinfo: Added kfree in kstrdup. Added kfree in the subsequent error handling steps to avoid memory leaks...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A vulnerability has been discovered in the Linux kernel. It has been identified as a problem. The component affected by this vulnerability is the “ipv6renewoptions” function within the IPv6 handler. This vulnerability causes a memory leak. The attack can be launched remotely. It is recommended th...

Astra Linux – Vulnerability in Linux 5.15

A vulnerability, classified as problematic, has been identified in the Linux kernel. This issue affects the functions unixsockdestructor/unixreleasesock in the file net/unix/afunix.c of the BPF component. The manipulation leading to this issue results in a memory leak. It is recommended that a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Integrity: Fixed memory leakage in the keyring allocation error path. Keys are allocated in the integrityinitkeyring function. However, if the keyring allocation fails, the allocated keys are not freed, resulting in memory lea...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dma-buf/dma-resv: Stop leaking data upon a failure of krealloc. Currently, dmaresvgetfences will leak the previously allocated array if the fence iteration is restarted and kreallocarray fails. Free the old array manually, and...

Astra Linux – Vulnerability in Vino

The commit d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a contains a memory leak CWE-655 in the VNC server code. This flaw allows an attacker to read stack memory, and it can be exploited for information disclosure. Combined with another vulnerability, this flaw can be used to leak stack memory and...

Astra Linux – Vulnerability in glibc

Using wordexp with WRDEREUSE in conjunction with WRDEAPPEND in the GNU C Library, from version 2.0 to version 2.42, may cause the interface to return uninitialized memory in the wewordv member. This could lead to the process being aborted upon subsequent calls to wordfree...

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: ice: Fixed a memory leak in aRFS after reset. The memory leak in aRFS structures was fixed by adding a check to verify whether the aRFS memory has already been allocated during VSI configuration. aRFS objects are allocated in two...

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

In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Prevents the release of buffers during I/O operations. When a task that is waiting for the completion of a Store Data operation is interrupted, an attempt is made to halt that operation. If this attempt fails due to a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix for leaking uninitialized memory in the fast-commit journal When space at the end of the fast-commit journal blocks is unused, make sure to zero it out so that uninitialized memory is not leaked to the disk...