Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xen-netfront: Added the missing skbmarkforrecycle function. It should be noted that the skbmarkforrecycle function was introduced later than the “fixes” tag in commit 6a5bcd84e886 “pagepool: Allow drivers to hint on SKB recycling...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: phonet/pep: fixed the use of racyskbqueueempty The receive queues are protected by their respective spin-locks, not the socket lock. This could lead to skbpeek returning NULL or a pointer to a socket buffer that has already been...

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

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ncm: Avoid dropping datagrams of properly parsed NTBs It is observed sometimes when tethering is used over NCM with Windows 11 as the host, that the gadgetgiveback function appends one byte to the end of a properly...

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

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fixed a potential Use-after-Allocation UAF in cifsstatsprocshow. Skipped sessions that are being terminated status == SESEXITING to avoid UAF...

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: The synchronization of ofchangesetDestroy with devlink removals was addressed. In the following sequences: 1 ofplatformdepopulate 2 ofoverlayremove During step 1, devices are destroyed, and devlinks are removed. During step 2, OF...

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: BPF, sockmap: Prevent lock inversion deadlock in mapdeleteelem operation. The syzkaller started using corpuses where a BPF tracing program deletes elements from a sockmap/sockhash map. Since BPF tracing programs can be invoked fr...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: BPF: Protection against integer overflows for stack access sizes This patch reintroduces protection against access to stack memory having a negative value. The access size can appear negative due to overflow in its signed integer...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: rfi: fix potential response leaks If the check for the rx payload length fails, or if kmemdup fails, we still need to free the command response. Fix that...

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: ipv4: Check for a NULL idev in iprouteusehint. The syzbot was able to trigger a NULL deref in fibvalidatesource in an old tree 1. It appears that this bug still exists in the latest trees. All calls to indevgetrcu must be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ax25: Fix netdev refcount issue The devtracker is added to ax25cb in ax25bind. When the ax25 device is detaching, the devtracker of ax25cb should be deallocated in ax25killbydevice instead of the devtracker of ax25dev. The log...

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

In the Linux kernel, the following vulnerabilities have been resolved: efi/capsule-loader: corrected incorrect allocation size gcc-14 reports that the allocation using sizeofvoid on 32-bit architectures is insufficient for a 64-bit physaddrt: drivers/firmware/efi/capsule-loader.c: In the function...

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: vfio/pci: Disabled the automatic enable of exclusive INTx/IRQs. Currently, for devices that require masking at the irqchip for INTx, i.e., devices without DisINTx support, the IRQ is enabled in the requestirq function, and then...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: irqchip/wpcm450: A memory leak has been fixed in wpcm450aicofinit. If ofiomap fails, the ‘aic’ structure should be freed before returning. Otherwise, there is still a memory leak...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: x86/resctrl: Clear stagedconfig before and after it is used. As a temporary storage, stagedconfig in rdtdomain should be cleared before and after it is used. The stale value in stagedconfig could cause an MSR access error. Here i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/afunix: Defer the garbage collection of registered files to iouring’s responsibility. Instead of having unixgc handle the registered files of iouring, we want iouring to handle them itself. The key here is to consider the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed the issue of reading strings from synthetic events. The following commands caused a crash: cd /sys/kernel/tracing echo 's:open char file' dynamicevents echo...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: az6027: fixed a nullptrderef in az6027i2cxfer Wei Chen reported a kernel bug as follows: General protection fault, likely for non-canonical addresses KASAN: nullptrderef within the range...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: power: supply: fixed null pointer dereferencing in powersupplygetbatteryinfo. When kmalloc fails to allocate memory in kasprintf, propname will be NULL. The strcmp function called by ofgetproperty will cause a null pointer...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: chardev: Fixed error handling in cdevdeviceadd. While performing fault injection tests, the following issue was reported: ------------ Cut here ------------ kobject: “null” 0000000039956980: Not initialized, yet kobjectput is bei...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: qlcnic: Prevent “dbc use-after-free” in qlcnicdcbenable. The adapter-dcb pointer would be silently freed within qlcnicdcbenable if qlcnicdcbattach returns an error—something that always occurs under OOM conditions. This could lea...