The vulnerability of the dpaa2_switch_irq0_handler_thread() function in the drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c module of the Ethernet network adapter driver for the FreeScale Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the dpaa2switchirq0handlerthread function in the drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c module of the Ethernet network adapter driver for the FreeScale Linux operating system is related to the execution of a loop with an unreachable exit condition. Exploiting thi...

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

In the Linux kernel, the following vulnerability has been resolved: Team: Fix null-ptr-deref when the team device type is changed. The null-ptr-deref bug occurs as follows with a reproducer 1. Bug: Kernel NULL pointer dereferencing. Address: 0000000000000228… … RIP:...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Networks: Ethernet – Fix for potential use-after-free in ecbhfremove. The code static void ecbhfremovestructpcidev dev looks as follows: c ... struct ecbhfpriv priv = netdevprivnetdev; unregisternetdevnetdev; freenetdevnetdev;...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable – validate the pppoe header Ensure that there is sufficient space to access the protocol field of the PPPoe header. Validate this once before the flowtable lookup, and then use a helper function to access the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: When a non-Ethernet device is used as a slave in a bonding configuration, the IFFSLAVE flag of the bonding device must be restored if the slave device fails. A warning was reported by syzbot1. In this case, the bonding device...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i40e: Fixed NULL pointer dereferencing in VSI filter synchronization. The issue of NULL pointer dereferencing in sync VSI filters has been eliminated. A new I40EVSIRELEASING flag was added to indicate the deletion and release of...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: stmmac: intel: A missing clkdisableunprepare call was added to intelethpciremove. The commit 09f012e64e4b “stmmac: intel: Fix clock handling on error and remove paths” removed this clkdisableunprepare call. This issue was partial...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/core: Fixed the ETHP1588 flow dissector. When an PTP Ethernet raw frame with a size of more than 256 bytes followed by a 0xff pattern is sent to skbflowdissect, the calculation of the nhoff value is incorrect. For example,...

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

In the Linux kernel, the following vulnerability has been resolved: tun: Added missing verification for short frames. The referenced commit failed to check the validity of the frame length in the tunxdpone path, which could result in a corrupted skb being sent down the stack. Even before the skb ...

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

A flaw was discovered in the ATA over Ethernet AoE driver within the Linux kernel. The aoecmdcfgpkts function improperly updates the refcnt field of the struct netdevice structure. A use-after-free condition may occur due to concurrent operations between the update of the refcnt and accesses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Add a wrapper around the mlx5etxreporterdumpsq function to extract the SQ value from the struct mlx5etxtimeoutctx structure and set it as the dump callback for the TX-timeout-recovery flow. The mlx5etxreporterdumpsq...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel up to 5.15.2, hwatlutilsfwrpcwait in drivers/net/ethernet/aquantia/atlantic/hwatl/hwatlutils.c allows an attacker who can introduce a crafted device to trigger an out-of-bounds write by using a crafted length value...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbmod: Skip non-Ethernet packets Currently, tcfskbmodact assumes that packets use Ethernet as their L2 protocol. This assumption is not always true. For example, for CAN devices: bash $ ip link add dev vcan0 type...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Networks: DSA: QCA8K: resetting the CPU port when the MTU changes. It was discovered that the documentation lacks a fundamental detail regarding how to correctly change the MAXFRAMESIZE of the switch. In fact, if the MAXFRAMESIZE...

Astra Linux – Vulnerability in Linux 5.10

A NULL pointer dereference flaw was discovered in the Linux kernel’s X.25 set of standardized network protocol functions. This flaw allows a local user to crash the system by terminating their session using a simulated Ethernet card while continuing to use that connection...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw was discovered in the Linux kernel’s driver for ASIX AX88179178A-based USB 2.0/3.0 Gigabit Ethernet devices. The vulnerability involves multiple out-of-bounds reads and possible out-of-bounds writes...

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

In the Linux kernel, the following vulnerabilities have been resolved: llc: A test for maclen should be performed before reading the MAC header. The LLC layer reads the MAC header using ethhdr, without verifying that the skb contains an Ethernet header. Syzbot was able to access the llcrcv functi...

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

In the Linux kernel, the following vulnerability has been resolved: Bonding: The device was stopped during the bondsetupbyslave function. The commit 9eed321cde22 “net: lapbether: only supports Ethernet devices” allowed syzbot to remain away from net/lapb until today. In the following issue 1, a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: phy: marvell: a3700-comphy: Fix out-of-bounds read issue There is an out-of-bounds read access to gbePhyInitfixfixidx.addr during each iteration after fixidx reaches ARRAYSIZEgbePhyInitfix. Ensure that gbePhyInitaddr is used when...

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

A flaw was discovered after the free function in the Linux kernel’s Xircom 16-bit PCMCIA PC-card Ethernet driver. A local user could exploit this flaw to crash the system or potentially escalate their privileges on the system...