Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pinctrl: apple: check the value returned by devmkasprintf. devmkasprintf may return a NULL pointer in case of failure, but this returned value is not checked. Fix this issue and validate the returned value. Found during code revi...

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

In the Linux kernel, the following vulnerabilities have been resolved: BPF, skmsg: Fixed NULL pointer dereferencing in skpsockskbingressenqueue. Fixed NULL pointer race conditions in skpsockskbingressenqueue, as reported by syzbot 1. 1 BUG: KCSAN: Data race in skpsock Drop and...

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: Firmware: armscpi: Check the DVFS OPP count returned by the firmware. A kernel crash occurs with the following call trace when the SCPI firmware returns an OPP count of zero. on some platforms, dvfsinfo.oppcount may be zero...

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

In the Linux kernel, the following vulnerability has been resolved: drm/gma500: fixed the issue of null pointer dereferencing in psbintellvdsgetmodes. In psbintellvdsgetmodes, the return value from drmmodeduplicate is assigned to mode. This could lead to a NULL pointer dereferencing in case of a...

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: xenbus: Use kref to track the lifetime of requests. Marek reported seeing a NULL pointer fault in the xenbusthread call stack: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000000 RIP:...

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: HID: wacom: fix when get product name maybe null pointer Due to incorrect dev-product reporting by certain devices, null pointer dereferences occur when dev-product is empty, leading to potential system crashes. This issue was...

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: i3c: Added a NULL pointer check in i3cmasterqueueibi The I3C master driver may receive an IBI from a target device that has not been probed yet. In such cases, the master calls i3cmasterqueueibi to queue an IBI work task, leading...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwl3945: Added a check for the return value of createsinglethreadworkqueue to avoid NULL pointer dereferencing...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: ep0: fix NULL pointer exception There is no validation of the index from dwc3wIndextodep, and we might be referring to a non-existent ep, triggering a NULL pointer exception. In certain configurations, we might use few...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfc: fixed the potential NULL pointer dereference in nfcgenldumpsesdone. The done netlink callback nfcgenldumpsesdone should check whether the received argument is non-NULL, because its allocation might fail earlier in dumpit...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the ofmodalias function, we can pass the str and len parameters. This could lead to a kernel oops in vsnprintf, as the function only allows passing a NULL pointer when the length is also 0. Additionally, we need to filter out...

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

In the Linux kernel, the following vulnerability has been resolved: media: atomisp: sshcss: Fixed a null pointer dereference in loadvideobinaries. The allocation failure of mycs-yuvscalerbinary in loadvideobinaries is followed by a dereference of mycs-yuvscalerbinary after the following call chai...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix bridge mode operations when there are no VFs Currently, attempting to set the bridge mode attribute when numvfs=0 leads to a crash: bridge link set dev eth2 hwmode vepa 168.967392 BUG: kernel NULL pointer dereferenc...

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: jbd2: fixed data-race and null-ptr-deref in jbd2journaldirtymetadata Since handle-htransaction may be a NULL pointer, we should change it by calling ishandleabortedhandle before dereferencing it. The following data-race was...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null pointer checking is performed before dereferencing se. WHAT & HOW The variable se is previously checked for being a null pointer in the same function. This means it might be null; therefore, it must be check...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Added a check for kmemdup. Since kmemdup may return a NULL pointer, it would be better to add a check on the return value to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: xhci: Fixed null pointer dereferencing when the host dies. Ensure that xhcifreedev and xhcikillendpointurbs do not race with each other, and thus avoid null pointer dereferencing when the host suddenly dies. The USB core may...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: pinctrl: ralink: Check for a null return from devmkcalloc. Due to the potential failure of the allocation, data-domains might be a NULL pointer, and this could lead to the dereferencing of a NULL pointer later. Therefore, it migh...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed the nullptrdereference error when the journal load failed. During the mounting process, if the journal function fails due to a too-short journal, it causes jbd2journalload to fail with a NULL jsbbuffer. Subsequently,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net: dsa: mv88e6060: prevent crash on an unused port If the port is neither a CPU port nor a user port, ‘cpudp’ is a null pointer, and a crash occurs when dereferencing it in mv88e6060setupport: 9.575872 Unable to handle kerne...