EUVD-2022-54534

In the Linux kernel, the following vulnerability has been resolved: scsi: ibmvfc: Allocate/free queue resource only during probe/remove Currently, the sub-queues and event pool resources are allocated/freed for every CRQ connection event such as reset and LPM. This exposes the driver to a couple...

EUVD-2022-54560

In the Linux kernel, the following vulnerability has been resolved: dm raid: fix KASAN warning in raid5adddisks There's a KASAN warning in raid5adddisk when running the LVM testsuite. The warning happens in the test lvconvert-raid-reshape-lineartoraid6-single-type.sh. We fix the warning by...

EUVD-2022-54561

In the Linux kernel, the following vulnerability has been resolved: net: tun: unlink NAPI from device on destruction Syzbot found a race between tun file and device destruction. NAPIs live in struct tunfile which can get destroyed before the netdev so we have to del them explicitly. The current...

SUSE CVE-2022-50562

In the Linux kernel, the following vulnerability has been resolved: tpm: acpi: Call acpiputtable to fix memory leak The start and length of the event log area are obtained from TPM2 or TCPA table, so we call acpigettable to get the ACPI information, but the acpigettable should be coupled with...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from the improper use of boolean values in the afalgctx structure, which could lead to data conversion errors...

EUVD-2022-54568

In the Linux kernel, the following vulnerability has been resolved: platform/x86: thinkpadacpi: Fix a memory leak of EFCH MMIO resource Unlike releasememregion, a call to releaseresource does not free the resource, so it has to be freed explicitly to avoid a memory leak...

EUVD-2022-54571

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix lockdep splat in in6dumpaddrs As reported by syzbot, we should not use rcudereference when rcureadlock is not held. WARNING: suspicious RCU usage 5.19.0-rc2-syzkaller 0 Not tainted net/ipv6/addrconf.c:5175 suspicious...

EUVD-2022-54587

In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Fix shrinker list corruption by madvise IOCTL Calling madvise IOCTL twice on BO causes memory shrinker list corruption and crashes kernel because BO is already on the list and it's added to the list again, while BO...

EUVD-2022-54574

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix insufficient bounds propagation from adjustscalarminmaxvals Kuee reported a corner case where the tnum becomes constant after the call to regboundoffset, but the register's bounds are not, that is, its min bounds are sti...

EUVD-2022-54590

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: dwc-qos: Disable split header for Tegra194 There is a long-standing issue with the Synopsys DWC Ethernet driver for Tegra194 where random system crashes have been observed 0. The problem occurs when the split header...

EUVD-2022-54620

In the Linux kernel, the following vulnerability has been resolved: power: supply: core: Fix boundary conditions in interpolation The functions powersupplytemp2resistsimple and powersupplyocv2capsimple handle boundary conditions incorrectly. The change was introduced in...

EUVD-2022-54619

In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fix PM usagecount for console handover When console is enabled, univ8250consolesetup calls serial8250consolesetup before .dev is set to uartport. Therefore, it will not call pmruntimegetsync. Later, when the actual...

EUVD-2022-54621

In the Linux kernel, the following vulnerability has been resolved: x86/speculation: Fill RSB on vmexit for IBRS Prevent RSB underflow/poisoning attacks with RSB. While at it, add a bunch of comments to attempt to document the current state of tribal knowledge about RSB attacks and what exactly i...

EUVD-2022-54607

In the Linux kernel, the following vulnerability has been resolved: sfc: fix kernel panic when creating VF When creating VFs a kernel panic can happen when calling to efxef10tryupdatenicstatsvf. When releasing a DMA coherent buffer, sometimes, I don't know in what specific circumstances, it has t...

EUVD-2022-54648

In the Linux kernel, the following vulnerability has been resolved: ixgbe: Add locking to prevent panic when setting sriovnumvfs to zero It is possible to disable VFs while the PF driver is processing requests from the VF driver. This can result in a panic. BUG: unable to handle kernel paging...

EUVD-2022-54640

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix dma queue left shift overflow issue When queue number is 4, left shift overflows due to 32 bits integer variable. Mask calculation is wrong for MTLRXQDMAMAP1. If CONFIGUBSAN is enabled, kernel dumps below warning...

EUVD-2022-54667

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/lbr: Fix unchecked MSR access error on HSW The fuzzer triggers the below trace. 7763.384369 unchecked MSR access error: WRMSR to 0x689 tried to write 0x1fffffff8101349e at rIP: 0xffffffff810704a4...

EUVD-2022-54670

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use trycmpxchguser to update guest PTE A/D bits Use the recently introduced trycmpxchguser to update guest PTE A/D bits instead of mapping the PTE into kernel address space. The VMPFNMAP path is broken as it assumes tha...

EUVD-2022-54573

In the Linux kernel, the following vulnerability has been resolved: can: mcan: mcanreadfifo,echotxevent: shift timestamp to full 32 bits In commit 1be37d3b0414 "can: mcan: fix periph RX path: use rx-offload to ensure skbs are sent from softirq context" the RX path for peripheral devices was...

EUVD-2022-54678

In the Linux kernel, the following vulnerability has been resolved: zsmalloc: fix races between asynchronous zspage free and page migration The asynchronous zspage free worker tries to lock a zspage's entire page list without defending against page migration. Since pages which haven't yet been...