Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sock: The protection check for psock vs. ULP needs to be reimplemented. Commit 8a59f9d1e3d4 “sock: Introduce sk-skprot-psockupdateskprot” has moved the inetcskhasulpsk check from skpsockinit to the new tcpbpfupdateproto function....

Astra Linux – Vulnerability in isc-dhcp

In ISC DHCP 4.1-ESV-R1 - 4.1-ESV-R16, ISC DHCP 4.4.0 - 4.4.2 Other branches of ISC DHCP e.g., releases in the 4.0.x series or earlier, and releases in the 4.3.x series are beyond their End-of-Life period and are no longer supported by ISC. It is clear that this defect is also present in releases...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from ffsfuncdisable as part of the composition switch. At the same time, ffsepfilerelease is called from the user space. ffsepfilerelease...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: Validates the entire DACL before rewriting it in the cifsacl format. The functions buildsecdesc and idmodetocifsacl derive a pointer to the DACL from a dacloffset provided by the server. They then use the incoming...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix potential key use-after-free When ieee80211gtkrekeyadd is called, and ieee80211gtkrekeyadd returns 0 due to KRACK protection identical key reinstall, ieee80211gtkrekeyadd will still return a pointer to the key...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btusb: Fixed a potential NULL dereferencing on a kmalloc failure. Avoid potential NULL pointer dereferences by checking the return value of kmalloc and properly handling allocation failures...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Added bounds checking in getmaxinlinexattrvaluesize. Normally, extended attributes within the inode body would be checked when the inode was first opened. However, if someone writes to the block device while the file system...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fixed a missing runtime PM reference in ccsmodestore. ccsmodestore calls xegtreset, which internally invokes xepmruntimegetnoresume. This function requires the caller to already hold an outer runtime PM reference, and war...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Firewire: Core – Fixing a race condition with the transaction list The list of transactions is enumerated without acquiring the card lock when processing the AR response event. This causes a race condition bug when processing the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: Fixed the “general-protection-fault” in ieee80211subifstartxmit. When the device is running and the interface status changes, the “gpf issue” is triggered. The process that causes this issue is as follows: Thread ...

Astra Linux – Vulnerability in sendmail

Sendmail in version 8.17.2 allows for SMTP smuggling in certain configurations. Remote attackers can utilize a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, thereby bypassing an SPF protection mechanism. This issue arises because Sendmail supports...

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

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: Fixed a potential data race in nftobjtypeget. The function nftunregisterobj can occur concurrently with nftobjtypeget. There is no protection when iterating over the nftablesobjects list in nftobjtypeget...

Astra Linux – Vulnerability in Linux

The arch/x86/kvm/mmu/pagingtmpl.h file in the Linux kernel before version 5.12.11 incorrectly calculates the access permissions of a shadow page, resulting in a missing guest protection page fault...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix for a possible UAF Use-after-Write issue when remounting a read-only mmp-protected file system. After committing the change 618f003199c6 “ext4: Fix memory leak in ext4fillsuper”, there is a race condition where the kmmp...

Astra Linux – Vulnerability in Ansible

A flaw was discovered in Ansible Engine 2.9.18, where sensitive information is not masked by default, and the nolog feature is not protected when using the sub-option feature of the basic.py module. This flaw allows an attacker to obtain sensitive information. The greatest threat posed by this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fixed handling of PTE markers in hugetlbchangeprotection The patch series “mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection”. While testing virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/xe/oa: Fixed the “Missing outer runtime PM protection” warning. Fixed the following drmWARN messages: 953.586396 xe 0000:00:02.0: drm Missing outer runtime PM protection… … 953.587090 ? xepmruntimegetnoresume+0x8d/0xa0 xe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: The NULL check for currxfer was protected in the IRQ handler. Now, all other accesses to currxfer are performed under a lock. The NULL check for currxfer in tegraqspiisrthread is also protected by a spinlock...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: gpio: mpsse: ensure worker is torn down. When an IRQ worker is running, unplugging the device can cause a crash. The hardware at the sealevel level for which this driver was written was not hotpluggable; therefore, I wasn’t aware...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: remoteproc: imxdsprproc: Added mutex protection for workqueue The workqueue may execute late, even after remoteproc is stopped or disabled. Some resources such as the rpmsg device and endpoint have been released in...