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: can: bcm: added locking for bcmop runtime updates. The CAN broadcast manager CAN BCM can send a sequence of CAN frames via hrtimer. The content and length of the sequence can be changed during runtime, after which the ‘currframe’...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fixed NULL pointer dereferencing in svmmigratetoram ./drivers/gpu/drm/amd/amdkfd/kfdmigrate.c:985:58-62: Error: p is NULL, but it was dereferenced...

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

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb-v2: af9035: Fix null-ptr-deref in af9035i2cmasterxfer In af9035i2cmasterxfer, msg is controlled by the user. When msgi.buf is null and msgi.len is zero, previous checks on msgi.buf will still be performed. Maliciou...

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

Linux block and network PV device frontends do not zero memory regions before sharing them with the backend CVE-2022-26365, CVE-2022-33740. Additionally, the granularity of the grant table does not allow sharing smaller than a 4K page, resulting in unrelated data residing in the same 4K page as...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed a data race around the sysctltcpthinlineartimeouts function. When reading sysctltcpthinlineartimeouts, it can be changed concurrently. Therefore, we need to add READONCE to its reader...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix race in lowcomms This patch fixes a race condition between queuework in dlmlowcommscommitmsg and srcureadunlock. queuework may take the final reference to a dlmmsg, causing msg-idx to contain garbage, as indicated by...

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: macvlan: A grace period for resource control is observed in the error path of macvlancommonnewlink. Valis reported that a race condition still occurs after our previous patch. macvlancommonnewlink might have made the device...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: The issue occurs when testing as follows: a Using syscallNRSocket, 0x10ul, 3ul, 0 to create a netlink socket. b Using syscallNRSendMsg, ... to create a bond link device and a vxcan link device, and binding the vxcan device to the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: usb: dwc3-am62: Fixed the behavior of module unloading and reloading. When runtime PM is enabled, the module can be suspended during runtime when the .remove method is called. Call pmruntimegetsync to ensure that the module is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: Do not replace a page in the rqpages array if it is a continuation of the last page. The splice read function calls nfsdspliceactor to place the pages containing file data into the svcrqst-rqpages array. However, it is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fixed a regression in the probe for NULL pointer dereferencing. The commit 3f6634d997db “iommu: Use the correct method to retrieve iommuops” started causing a NULL pointer dereference for some omap variants:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not call BUGON when encountering ENOMEM during the dropping of file extent items within a given range. If -ENOMEM occurs while dropping file extent items within a specified range, at btrfsDropExtents, the transaction ma...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ICE: Fixed ‘scheduling while atomic’ in aux critical error interrupts There’s a kernel bug related to processing aux critical error interrupts in icemiscintr: 2100.917085 BUG: Scheduling while atomic: swapper/15/0/0x00010000… …...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: enetc: avoid buffer leaks on xdpdoredirect failure Before enetccleanrxringxdp calls xdpdoredirect, each software BD in the RX ring between index origi and i can have one of two refcount values on its page. We are the current...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed a possible NULL pointer dereferencing in sndusbpcmhasfixedrate. The argument of the subs function may be NULL; therefore, do not use it before a NULL check...

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: btrfs: Reinitialize the delayed ref list after deleting it from the list. In the insertdelayedref function, if we need to update the action of an existing ref to BTRFSDROPDELAYEDREF, we delete the ref from its refhead’s refaddlis...

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

In the Linux kernel, the following vulnerabilities have been resolved: scsi: aacraid: Fixed a double-free on probe failure. The aacprobeone function calls hardware-specific initialization functions through the aacdriverident::init pointer. All of these functions ultimately call aacinitadapter. If...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed potential null pointer dereference issues. The amdgpurasgetcontext function may return NULL if the device does not support the RAS feature; therefore, a check must be performed before using this function...

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

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed a kernel crash during reboot when the adapter is in recovery mode. If the driver detects that the firmware is in recovery mode during the probe, the i40einitrecoverymode function is called, and the rest of the prob...

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

In the Linux kernel, the following vulnerabilities have been resolved: Slip: Make slhcremember more robust against malicious packets. syzbot found that slhcremember lacked checks against malicious packets 1. slhcremember only checks that the packet’s size is at least 20 bytes, which is...