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 an issue with otx2mboxgetrsp error handling in the octeontx2-pf driver...

CVE-2024-56702

The CVE-2024-56702 issue is a Linux kernel fix for BPF raw tracepoints. It explains that raw_tp arguments were previously treated as non-NULL, risking NULL dereferences when NULL values occur. The fix marks raw_tp arguments as PTR_MAYBE_NULL and adjusts dereferences, arithmetic, and allowed passe...

CVE-2024-56691 mfd: intel_soc_pmic_bxtwc: Use IRQ domain for USB Type-C device

In the Linux kernel, the following vulnerability has been resolved: mfd: intelsocpmicbxtwc: Use IRQ domain for USB Type-C device While design wise the idea of converting the driver to use the hierarchy of the IRQ chips is correct, the implementation has inherited flaws. This was unveiled when...

CVE-2024-56669

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Remove cache tags before disabling ATS The current implementation removes cache tags after disabling ATS, leading to potential memory leaks and kernel crashes. Specifically, CACHETAGDEVTLB type cache tags may still...

CVE-2024-56564

In the Linux kernel, the following vulnerability has been resolved: ceph: pass cred pointer to cephmdsauthmatch This eliminates a redundant getcurrentcred call, because cephmdscheckaccess has already obtained this pointer. As a side effect, this also fixes a reference leak in cephmdsauthmatch: by...

CVE-2024-56656 bnxt_en: Fix aggregation ID mask to prevent oops on 5760X chips

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fix aggregation ID mask to prevent oops on 5760X chips The 5760X P7 chip's HW GRO/LRO interface is very similar to that of the previous generation 5750X or P5. However, the aggregation ID fields in the completion structur...

CVE-2024-56644 net/ipv6: release expired exception dst cached in socket

In the Linux kernel, the following vulnerability has been resolved: net/ipv6: release expired exception dst cached in socket Dst objects get leaked in ip6negativeadvice when this function is executed for an expired IPv6 route located in the exception table. There are several conditions that must ...

CVE-2024-56627 ksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Read in ksmbdvfsstreamread An offset from client could be a negative value, It could lead to an out-of-bounds read from the streambuf. Note that this issue is coming when setting 'vfs objects = streamsxat...

CVE-2024-56619

CVE-2024-56619 — Linux kernel nilfs2 . A potential out-of-bounds memory access in nilfs_find_entry() when an inode’s i_size is large/corrupted. Root cause: i_size upper 32 bits were lost due to a local variable type, causing underflow in end-address calculation. Fix: replace the offending local v...

CVE-2024-56619 nilfs2: fix potential out-of-bounds memory access in nilfs_find_entry()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential out-of-bounds memory access in nilfsfindentry Syzbot reported that when searching for records in a directory where the inode's isize is corrupted and has a large value, memory access outside the folio/page...

CVE-2024-56614 xsk: fix OOB map writes when deleting elements

In the Linux kernel, the following vulnerability has been resolved: xsk: fix OOB map writes when deleting elements Jordy says: " In the xskmapdeleteelem function an unsigned integer map-maxentries is compared with a user-controlled signed integer k. Due to implicit type conversion, a large unsign...

CVE-2024-56609 wifi: rtw88: use ieee80211_purge_tx_queue() to purge TX skb

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: use ieee80211purgetxqueue to purge TX skb When removing kernel modules by: rmmod rtw888723cs rtw888703b rtw888723x rtw88sdio rtw88core Driver uses skbqueuepurge to purge TX skb, but not report tx status causing "Have...

CVE-2024-56597 jfs: fix shift-out-of-bounds in dbSplit

In the Linux kernel, the following vulnerability has been resolved: jfs: fix shift-out-of-bounds in dbSplit When dmtbudmin is less than zero, it causes errors in the later stages. Added a check to return an error beforehand in dbAllocCtl itself...

CVE-2024-56595 jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree

In the Linux kernel, the following vulnerability has been resolved: jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree When the value of lp is 0 at the beginning of the for loop, it will become negative in the next assignment and we should bail out...

CVE-2024-56585

CVE-2024-56585 : In PREEMPT_RT Linux kernels on LoongArch, a sleeping-in-atomic-context issue arises due to a GFP flag change (GFP_KERNEL to GFP_ATOMIC) for alloc_pages_node() in setup_tlb_handler(). The underlying problem is that PREEMPT_RT replaces normal spinlocks with rt-spinlocks, and rt_spi...

CVE-2024-56581 btrfs: ref-verify: fix use-after-free after invalid ref action

In the Linux kernel, the following vulnerability has been resolved: btrfs: ref-verify: fix use-after-free after invalid ref action At btrfsreftreemod after we successfully inserted the new ref entry local variable 'ref' into the respective block entry's rbtree local variable 'be', if we find an...

CVE-2024-56553 binder: fix memleak of proc->delivered_freeze

In the Linux kernel, the following vulnerability has been resolved: binder: fix memleak of proc-deliveredfreeze If a freeze notification is cleared with BCCLEARFREEZENOTIFICATION before calling binderfreezenotificationdone, then it is detached from its reference e.g. ref-freeze but the work remai...

CVE-2024-53180

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Add sanity NULL check for the default mmap fault handler A driver might allow the mmap access before initializing its runtime-dmaarea properly. Add a proper NULL check before passing to virttopage for avoiding a panic...

CVE-2024-56545 HID: hyperv: streamline driver probe to avoid devres issues

In the Linux kernel, the following vulnerability has been resolved: HID: hyperv: streamline driver probe to avoid devres issues It was found that unloading 'hidhyperv' module results in a devres complaint: ... hvvmbus: unregistering driver hidhyperv ------------ cut here ------------ WARNING: CPU...

CVE-2024-53222

Concretely, CVE-2024-53222 affects Linux zram: the zram_add() path can dereference NULL for zram->comp_algs[ZRAM_PRIMARY_COMP] if comp_algorithm_set() hasn’t run yet. The fix moves the necessary setup earlier (ahead of device_add_disk()) so the zram device is ready before users can access it v...