Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw was discovered in the Linux kernel. Measuring the usage of shared memory does not scale well with large counts of shared memory segments, which could lead to resource exhaustion and Denial-of-Service attacks...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: rejecting negative ifindex values Recent changes in net-next commit 759ab1edb56c refactored the handling of pre-assigned ifindex values. This led to a latent issue in ovs. ovs does not validate ifindex values,...

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: NFS: Fixed potential data corruption issues. We must ensure that the subrequests are reattached to the head before we can retransmit a request. If the head was not on the commit lists, because the server wrote it synchronously...

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: SCSI: QLA2xxx – Fixed potential NULL pointer dereferencing issues. The Klocwork tool reported that “curdsd” might be dereferenced. A fix has been added to validate the pointer before dereferencing it...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: dev: canrestart: fix use after free bug After calling netifrxniskb, dereferencing the skb is unsafe. In particular, the canframe field, which aliases skb memory, is accessed after the netifrxni function in the line:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fix for crashes when mounting with quota enabled There is a reported crash when mounting ocfs2 with quota enabled. Stack Trace: RIP: 0010:ocfs2qinfolockresinit+0x44/0x50 ocfs2 Call Trace: ocfs2localreadinfo+0xb9/0x6f0 ocfs...

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: Bluetooth: Fixed a memory leak in hcireqsyncComplete In the function hcireqsyncComplete, always free the previous sync request state before assigning a reference to a new one...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: brwifimac – fixed a potential memory leak in brwifinetdevstartxmit. The function brwifinetdevstartxmit returns NETDEVTXOK without freeing the skb variable, especially when pskbexpandhead fails. This issue was addressed by...

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

In the Linux kernel, the following vulnerabilities have been resolved: - dmaengine: ti: edma: Add some null pointer checks to the edmaprobe. - devmkasprintf returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. Ensure that the allocation was successful by...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ceph: Avoid setting the realm twice when decoding snaps fails. When decoding snaps fails, it may leave firstrealm and realm pointing to the same snaprealm memory. Doing so could lead to random use-after-free issues, BUGON, and...

Astra Linux – Vulnerability in Linux 5.15, Linux

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevented underflow in nfssvcdecodewriteargs Smatch reported the issue as follows: fs/nfsd/nfsxdr.c:341 nfssvcDecodeWriteArgs Warning: no lower bound on ‘args-len’ The type of the variable has been changed to unsigned to...

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

A flaw was discovered in the Linux kernel’s NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packets when using NVMe over TCP. This can lead to the NVMe driver dereferencing a NULL pointer, resulting in kernel panic and a denial of service...

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

A denial-of-service vulnerability was discovered in tipccryptokeyrevoke in the net/tipc/crypto.c file within the TIPC subsystem of the Linux kernel. This flaw allows guests with local user privileges to trigger a deadlock and potentially cause the system to crash...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: rxrpc: Fixed the issue where the listen function sets the backlog to too high for preallocation rings. The listen handler of AFRXRPC allows you to set the backlog to 32 if you increase the sysctl value. However, although the...

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

In the Linux kernel, the following vulnerabilities have been resolved: block/ioctl: prefer different overflow check Running syzkaller with the newly reintroduced signed integer overflow The sanitizer reports the following issues: 62.982337 ------------ cut here ------------ 62.985692 cgroup:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fixed a potential UAF Uninitialized Address Fault in isoconnfree. This fix addresses a similar issue to scoconnfree, where if conn-sk is not set to NULL, it may lead to a UAF in isoconnfree...

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: drm/tegra: dsi: Added a check for the return value of offinddevicebynode. Added a check on the return value of offinddevicebynode, and return an error if it fails, in order to avoid dereferencing a NULL pointer...

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: SUNRPC: svcauthgss: Avoid NULL dereferencing on a zero-length gsstoken in gssreadproxyverf A zero-length gsstoken results in pageaddress being == 0, and intoken-pages0 being NULL. The code pageaddressintoken-pages0, which can lea...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tipc: Improve size validations for received domain records The function tipcmonrcv allows a node to receive and process domainrecord structures from peer nodes to track their views of the network topology. This patch verifies tha...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: vhost/vsock: Use kvmalloc/kvfree for larger packets. When copying a large file via sftp using vsock, the data size is usually 32 kB. In such cases, kmalloc seems to fail when attempting to allocate 32 32 kB regions. vhost-5837...