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 the Linux kernel that stems from a memory leak caused by an override of vma-numabstate in the sched/numa subsystem...

UBUNTU-CVE-2024-53148

In the Linux kernel, the following vulnerability has been resolved: comedi: Flush partial mappings in error case If some remappfnrange calls succeeded before one failed, we still have buffer pages mapped into the userspace page tables when we drop the buffer reference with comedibufmapputbm. The...

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 the Linux kernel that stems from the nommu component incorrectly passing parameters to vmaiterprealloc when deleting vma entries, causing the...

uprobes: fix kernel info leak via "[uprobes]" vma

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PT-2024-8142 · Schneider Electric · Schneider Electric Modicon Mc80 Bmkc80 +2

Name of the Vulnerable Software and Affected Versions: Schneider Electric Modicon M340 CPU BMXP34 versions affected versions not specified Schneider Electric Modicon MC80 BMKC80 versions affected versions not specified Schneider Electric Modicon Momentum Unity M1E Processor 171CBU versions affect...

CVE-2024-49973 r8169: add tally counter fields added with RTL8125

In the Linux kernel, the following vulnerability has been resolved: r8169: add tally counter fields added with RTL8125 RTL8125 added fields to the tally counter, what may result in the chip dma'ing these new fields to unallocated memory. Therefore make sure that the allocated memory area is big...

UBUNTU-CVE-2024-47676

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb.c: fix UAF of vma in hugetlb fault pathway Syzbot reports a UAF in hugetlbfault. This happens because vmfanonprepare could drop the per-VMA lock and allow the current VMA to be freed before hugetlbvmaunlockread is...

fork: defer linking file vma until vma is fully initialized

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kernel: userfaultfd: fix a race between writeprotect and exit_mmap()

A possible race condition flaw was found in the Linux kernel. When a process exits, its virtual memory areas VMAs are removed by exitmmap, and at the same time, userfaultfdwriteprotect is called...

UBUNTU-CVE-2024-38610

In the Linux kernel, the following vulnerability has been resolved: drivers/virt/acrn: fix PFNMAP PTE checks in acrnvmrammap Patch series "mm: followpte improvements and acrn followpte fixes". Patch 1 fixes a bunch of issues I spotted in the acrn driver. It compiles, that's all I know. I'll...

CVE-2024-30212 Microchip Harmony 3 Core library allows read and write access to RAM via a SCSI READ or WRITE command

If a SCSI READ10 command is initiated via USB using the largest LBA 0xFFFFFFFF with it's default block size of 512 and a count of 1, the first 512 byte of the 0x80000000 memory area is returned to the user. If the block count is increased, the full RAM can be exposed. The same method works to wri...

CVE-2021-47515

In the Linux kernel, the following vulnerability has been resolved: seg6: fix the iif in the IPv6 socket control block When an IPv4 packet is received, the iprcvcore... sets the receiving interface index into the IPv4 socket control block v5.16-rc4, net/ipv4/ipinput.c line 510: IPCBskb-iif =...

CVE-2021-47515 seg6: fix the iif in the IPv6 socket control block

In the Linux kernel, the following vulnerability has been resolved: seg6: fix the iif in the IPv6 socket control block When an IPv4 packet is received, the iprcvcore... sets the receiving interface index into the IPv4 socket control block v5.16-rc4, net/ipv4/ipinput.c line 510: IPCBskb-iif =...

SUSE CVE-2024-26939

In the Linux kernel, the following vulnerability has been resolved: drm/i915/vma: Fix UAF on destroy against retire race Object debugging tools were sporadically reporting illegal attempts to free a still active i915 VMA object when parking a GT believed to be idle. 161.359441 ODEBUG: free active...

SUSE CVE-2024-27022

In the Linux kernel, the following vulnerability has been resolved: fork: defer linking file vma until vma is fully initialized Thorvald reported a WARNING 1. And the root cause is below race: CPU 1 CPU 2 fork hugetlbfsfallocate dupmmap hugetlbfspunchhole immaplockwritemapping;...

DEBIAN-CVE-2024-26939

In the Linux kernel, the following vulnerability has been resolved: drm/i915/vma: Fix UAF on destroy against retire race Object debugging tools were sporadically reporting illegal attempts to free a still active i915 VMA object when parking a GT believed to be idle. 161.359441 ODEBUG: free active...

CVE-2024-26805 netlink: Fix kernel-infoleak-after-free in __skb_datagram_iter

In the Linux kernel, the following vulnerability has been resolved: netlink: Fix kernel-infoleak-after-free in skbdatagramiter syzbot reported the following uninit-value access issue 1: netlinktofullskb creates a new skb and puts the skb-data passed as a 1st arg of netlinktofullskb onto new skb...

PT-2024-3374 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.7.0 Description: The issue is related to a use-after-free problem in the f2fs filemap fault function. This occurs because vmf-vma may not be alive after filemap fault, potentially causing a use-after-free issu...

CVE-2023-52608 firmware: arm_scmi: Check mailbox/SMT channel for consistency

In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Check mailbox/SMT channel for consistency On reception of a completion interrupt the shared memory area is accessed to retrieve the message header at first and then, if the message sequence number identifies a...

Kernel: race condition leads to use after free during vma lock in lock_vma_under_rcu

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