Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: e1000: Moved cancelworksync to avoid deadlock. Previously, e1000down called cancelworksync for the e1000 reset task via e1000downandstop, which caused a RTNL condition. According to user reports and syzbot, a deadlock may occur i...

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 5.10

In the Linux kernel, the following vulnerability has been resolved: Drivers: Staging: rtl8192eu: Fixed a deadlock in rtwjoinbsseventprehandle. There is a deadlock in rtwjoinbsseventprehandle, as shown below: Thread 1 | Thread 2 | settimer rtwjoinbsseventprehandle | modtimer spinlockbh //1 | Wait...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fixed the stack information leak. The name of the tty driver is also used after registering the driver, and it must specifically not be allocated on the stack to prevent information from leaking into the user spac...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Use the number of bits to manage bitmap sizes. To allocate bitmaps, the mpi3mr driver calculates the sizes of bitmaps using bytes as the unit. However, bitmap helper functions assume that bitmaps are allocated using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Added the drmcrtccommitPut operation. Commit 9ec03d7f1ed3 “drm/vc4: kms: Wait on previous FIFO users before a commit” introduced a global state for the HVS, where each FIFO stores the current CRTC commit. This allow...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fixed the use of memory after it was freed in mt7921acpiread. Do not dereference “sarroot” after it has been freed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89: sar: The assertion droplockdep in rtw89setsarfromacpi was removed. This assertion is triggered during the startup of the rtw89 driver. It seems meaningless to hold wiphy lock at the early initialization stage;...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fixed null pointer dereferencing Asus Chromebook CX550 crashes during boot with the v5.17-rc1 kernel. The root cause is null pointer dereferencing in tglgetbwinfo in drivers/gpu/drm/i915/display/intelbw.c. BUG: NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: HID: mcp2221: prevented a buffer overflow in mcpsmbuswrite Match Warning: drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy ‘&mcp-txbuf5’ is too small 59 vs 255 drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy...

Astra Linux – Vulnerability in Linux 5.10

An integer overflow flaw was discovered in the Linux kernel’s virtio device driver code, where a user triggers the vhostvdpaconfigvalidate function. This flaw allows a local user to crash the system or potentially escalate their privileges on the system...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: stmmac: fixed the altrtsepcs function when using a fixed-link. When using a fixed-link, the altrtsepcs driver crashes due to a null-pointer dereference, as no phydevice is provided to the tsepcsfixmacspeed function...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: brwifimac – fixed a potential memory leak in brwifinetdevstartxmit. The function brwifinetdevstartxmit returns NETDEVTXOK without freeing the skb variable, especially when pskbexpandhead fails. This issue was addressed by...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: gve: Added NULL pointer checks when freeing irqs. When freeing notification blocks, we index priv-msixvectors. If we fail to allocate priv-msixvectors see abortwithmsixvectors, this could lead to a NULL pointer dereferencing if t...

Astra Linux – Vulnerability in Linux 5.10, Linux

A NULL pointer dereference flaw was discovered in vmxnet3rqcleanup in drivers/net/vmxnet3/vmxnet3drv.c within the networking sub-component of vmxnet3 in the Linux Kernel. This issue may allow a local attacker with normal user privileges to cause a denial of service due to a missing sanity check...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm/dp: The struct dppanel’s connector should be populated properly. In the DP CTS test case 4.2.2.6, the edid has a valid checksum, but intentionally a bad checksum is used. It is expected that the DP source returns a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Firmware: thead: Fixed buffer overflows and used standard endian macros. Two issues have been addressed in the TH1520 AON firmware protocol driver: 1. Fixed a potential buffer overflow issue where code used unsafe pointer...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: atlantic: Fixed the DMA mapping for PTP HWTS rings. The function aqringhwtsrxalloc maps additional AQCFGRXDSDEF bytes for PTP HWTS rings. However, the generic aqringfree function does not take this into account. To fix th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igb: Clean up operations in all error paths when enabling SR-IOV After commit 50f303496d92 “igb: Enabling SR-IOV after reinit”, removing the igb module could cause a hang or crash depending on the machine when the module was load...

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

In the Linux kernel, the following vulnerability has been resolved: Staging: r8712: Fixed a memory leak in r8712initxmitpriv In the aforementioned routine, memory is allocated in several places. If the first attempt to allocate memory succeeds, but a subsequent attempt fails, the routine will cau...