kernel: RDMA/umem: Fix double dma_buf_unpin in failure path

A flaw was found in the Linux kernel's RDMA/umem subsystem. A memory management error, specifically a double unpin of a dmabuf, can occur in a failure path during dmabuf pinning operations. This vulnerability could lead to system instability or a crash, resulting in a Denial of Service DoS...

CVE-2026-41054

In src/havegecmd.c, the sockethandler function performs a credential check on the abstract UNIX socket \0/sys/entropy/haveged. However, while it detects if the connecting user is not root cred.uid != 0 and prepares a negative acknowledgement ASCIINAK, it fails to stop execution. The code proceeds...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: rtw88 – Fixed device reference leaks on probe failures. The driver core holds a reference to the USB interface and its parent USB device while the interface is bound to the driver. There is no need to hold additional...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Memory-related issue: fslifc – fixed the leak of IO mapping during probe failures. During probe errors, the driver should unmap the IO memory. Specific reports: drivers/memory/fslifc.c: 298 – fslifcctrlprobe function warning:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bonding: Restore the IFFSLAVE flag of the bond if a non-Ethernet device is used as a slave during a slave setup failure. A warning was reported by syzbot1. In this case, the bond device itself is a slave, and we attempt to use a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: a potential memory leak has been fixed in ext4fcrecordmodified inode. Since krealloc may return NULL, in this case, state-fcmodifiedinodes may not be freed by krealloc. However, state-fcmodifiedinodes is already set to NULL...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: hifusb: Clean up skbs if ath9khifusbrxstream fails Syzkaller detected a memory leak of skbs in ath9khifusbrxstream. While processing skbs in ath9khifusbrxstream, the already allocated skbs in skbpool are not freed if...

Astra Linux – Vulnerability in Thunderbird

Thunderbird unprotects a secret OpenPGP key before using it for decryption, signing, or key import tasks. If the task fails, the secret key may remain in memory in an unprotected state. This vulnerability affects Thunderbird versions earlier than 78.8.1...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - For the spi: amlogic: spifc-a4 component, there is a issue where the ECC engine is not registered properly upon probe failures, and the remove callback is not executed. - The amlsfcprobe function registers the on-host NAND E...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: selinux: Fixed a NULL pointer dereferencing issue when hashtab allocation fails. When the allocation of the hash table slot array fails in hashtabinit, h-size is initialized with a non-zero value, but the h-htable pointer remains...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: phy: mdio: fix memory leak Syzbot reported a memory leak in the MDIO bus interface. The problem stemmed from incorrect state logic. The MDIOBUSALLOCATED state indicates two possible statuses: 1. The bus is only allocated. 2. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath12k: A NULL pointer dereferencing was addressed in ath12kmacophwscan. In ath12kmacophwscan, the return value of kzalloc is directly used in memcpy, which may lead to a NULL pointer dereferencing in case of a failure of...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: igb: Do not free qvector unless a new one was allocated. Avoid potential use-after-free conditions under memory pressure. If kzalloc fails, qvector will be freed, but it will remain in the original adapter-qvectorvidx array...

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

In the Linux kernel, the following vulnerability has been resolved: mmc: mmcspi: fixed error handling in mmcspiprobe If mmcaddhost fails, there is no need to call mmcremovehost; otherwise, it may cause a null-ptr-deref issue, due to deleting a device that was not properly added in mmcremovehost. ...

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

In the Linux kernel, the following vulnerabilities have been resolved: crypto: safexcel – Cleanup of ring IRQ workqueues on load failure A failure to load the safexcel driver results in the following warning upon boot, because the IRQ affinity has not been properly cleaned up. Ensure that we...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: md/raid1: Stop the mdxraid1 thread when the raid1 array fails to run. When the raid1 array fails to run during initialization, we only assemble the array with inactive disks. However, the mdxraid1 thread is not stopped. Even if t...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm thin: Use the pmd-root from the last transaction when commit fails Recently, we discovered a problem with a softlockup in the dm thin pool’s btree lookup code due to corrupted metadata. Kernel panic – not syncing: Softlockup:...

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: USB: gadget: Fixed the memory leak in the rawgadget driver. Currently, increasing rawdev-count occurs before invoking rawqueueevent. If rawqueueevent returns an error, invoking rawrelease will not trigger devfree to be called...

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

In the Linux kernel, the following vulnerability has been resolved: fbdev: omapfb: lcdmipid: Fixed an error handling path in mipidspiprobe. If ‘mipiddetect’ fails, we must free ‘md’ to avoid a memory leak...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: platform/chrome: crosusbpdnotify: Fixed error handling in crosusbpdnotifyinit. The following warning message was given when using rmmod crosusbpdnotify: “Unexpected driver unregistration!” Warning: CPU: 0 PID: 253 at...