Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: clocksource: hyper-v: unexport init-annotated hvinitclocksource EXPORTSYMBOL and init are a poor combination, as the .init.text section is freed after initialization. As a result, modules cannot use symbols annotated with init...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fixed an issue of signed integer overflow in l2tpip6sendmsg. When len = INTMAX - transhdrlen, the value of ulen = len + transhdrlen will cause an overflow. To address this issue, we can follow the approach used by udpv6 and...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb:dwc2: Fixed a memory leak in dwc2hcdinit usbcreatehcd will allocate memory for hcd, and we should call usbputhcd to free that memory when platformgetresource fails, thereby preventing the memory leak. To fix this issue, chang...

Astra Linux – Vulnerability in Linux 5.15

The Linux kernel’s NFSD implementation before versions 5.19.17 and 6.0.2 is vulnerable to buffer overflow attacks. NFSD tracks the number of pages held by each NFSD thread by combining the receive and send buffers of a remote procedure call RPC into a single array of pages. A client can force the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: A reference count leak was fixed in hshewephaslimitsbox. The pcigetdevice function will increase the reference count of the returned ‘dev’. We need to call pcidevput to decrease the reference count. Since...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xsk: Fixed an use-after-free error during socket cleanup. A use-after-free error can occur if the xskdiag interface is used after the socket has been unbound from the device. This can happen either due to the socket being closed ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Drivers: Net: qlcnic: A potential memory leak has been fixed in qlcnicsriovinit. If the vpalloc function fails in qlcnicsriovinit, all previously allocated vp resources must be freed...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cxl: A possible null-ptr-deref issue has been fixed in cxlpciinitafu|adapter. If deviceregister fails in cxlpciafu|adapter, the device is not added. In this case, deviceunregister cannot be called in the error path. Otherwise, a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpci: fix of node refcount leak in tcpciregisterport I encountered the following issue while performing the device mt6370-tcpc load test with CONFIGOFUNITTEST and CONFIGOFDYNAMIC enabled: ERROR: Memory leak; the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igb: Do not free qvector unless a new one was allocated. Avoid potential use-after-free conditions under memory pressure. If kzalloc fails, qvector will be freed, but it will remain in the original adapter-qvectorvidx array...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: vmeuser: Fixed a potential UAF in tsi148dmalistadd. A match report warning is as follows: drivers/staging/vmeuser/vmetsi148.c:1757 tsi148dmalistadd warning: “&entry-list” was not removed from list. In tsi148dmalistadd, t...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: ismt: A buffer overflow bug has been fixed in ismtaccess. When the driver does not check the data from the user, the variable ‘data-block0’ may become very large, leading to a buffer overflow bug. The following log can revea...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: Serial: JSM – fixed some leaks in the probe. This error path needs to be unwound instead of just being returned directly...

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: usb: dwc3: qcom: Fix potential memory leak The function dwc3qcomprobe allocates memory for the resource structure pointed by the parentres pointer. This memory is not freed, leading to a memory leak. Using stack memory can preven...

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: sched/fair: Do not balance tasks to their current running CPUs. We encountered a situation where the balancer attempts to balance a migrated task with disabled status, triggering a warning in settaskcpu. The detailed error messag...

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: Wifi: mwifiex: Fixed out-of-bounds access to the skb-data buffer during OOB operations and integer underflow when processing RX packets. Ensure that functions such as mwifiexprocessmgmtpacket, mwifiexprocessstarxpacket,...

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: scsi: storvsc: Fix handling of virtual Fibre Channel timeouts Hyper-V provides the ability to connect Fibre Channel LUNs to the host system and present them as SCSI devices in a guest VM. I/O to the vFC device is handled by the...

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: Firmware: stratix10-svc – A potential resource leak has been fixed in svccreatememorypool. svccreatememorypool is only called from stratix10svcdrvprobe. Most of the resources within the probe are managed, but this memremap call i...

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: net: ena: Fixed an out-of-bounds shift in the exponential backoff mechanism. The ENA adapters on our instances occasionally reset. Recently, a UBSAN failure was logged on the console during this process: UBSAN: Out-of-bounds shif...

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: drm/msm/dp: Resources are freed after they are unregistered. The unbind operation of the DP component iterates through the submodules to unregister them and clean up the situation. However, if the unbind occurs because the DP...