CVE-2024-49568— net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg
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I. Basic Information for CVE-2024-49568
Vulnerability Information
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Vulnerability Title
net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg When receiving proposal msg in server, the fields v2_ext_offset/ eid_cnt/ism_gid_cnt in proposal msg are from the remote client and can not be fully trusted. Especially the field v2_ext_offset, once exceed the max value, there has the chance to access wrong address, and crash may happen. This patch checks the fields v2_ext_offset/eid_cnt/ism_gid_cnt before using them.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于net/smc模块在接收提议消息时，未正确检查v2_ext_offset、eid_cnt和ism_gid_cnt字段，可能导致访问错误地址。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2024-49568
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Same Patch Batch · Linux · 2025-01-11 · 67 CVEs total
| CVE-2024-57793 | virt: tdx-guest: Just leak decrypted memory on unrecoverable errors | |
| CVE-2024-57878 | arm64: ptrace: fix partial SETREGSET for NT_ARM_FPMR | |
| CVE-2024-57877 | arm64: ptrace: fix partial SETREGSET for NT_ARM_POE | |
| CVE-2024-57876 | drm/dp_mst: Fix resetting msg rx state after topology removal | |
| CVE-2024-57806 | btrfs: fix transaction atomicity bug when enabling simple quotas | |
| CVE-2024-57805 | ASoC: SOF: Intel: hda-dai: Do not release the link DMA on STOP | |
| CVE-2024-57804 | scsi: mpi3mr: Fix corrupt config pages PHY state is switched in sysfs | |
| CVE-2024-57800 | ALSA: memalloc: prefer dma_mapping_error() over explicit address checking | |
| CVE-2024-57799 | phy: rockchip: samsung-hdptx: Set drvdata before enabling runtime PM | |
| CVE-2024-57798 | drm/dp_mst: Ensure mst_primary pointer is valid in drm_dp_mst_handle_up_req() | |
| CVE-2024-57807 | scsi: megaraid_sas: Fix for a potential deadlock | |
| CVE-2024-57792 | power: supply: gpio-charger: Fix set charge current limits | |
| CVE-2024-57791 | net/smc: check return value of sock_recvmsg when draining clc data | |
| CVE-2024-56788 | net: ethernet: oa_tc6: fix tx skb race condition between reference pointers | |
| CVE-2024-56372 | net: tun: fix tun_napi_alloc_frags() | |
| CVE-2024-56369 | drm/modes: Avoid divide by zero harder in drm_mode_vrefresh() | |
| CVE-2024-56368 | ring-buffer: Fix overflow in __rb_map_vma | |
| CVE-2024-55916 | Drivers: hv: util: Avoid accessing a ringbuffer not initialized yet | |
| CVE-2024-55881 | KVM: x86: Play nice with protected guests in complete_hypercall_exit() | |
| CVE-2024-54193 | accel/ivpu: Fix WARN in ivpu_ipc_send_receive_internal() |
Showing top 20 of 67 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
Same vendor: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
V. Comments for CVE-2024-49568
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