Executive Summary

Informations
Name CVE-2024-50139 First vendor Publication 2024-11-07
Vendor Cve Last vendor Modification 2024-11-22

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

In the Linux kernel, the following vulnerability has been resolved:

KVM: arm64: Fix shift-out-of-bounds bug

Fix a shift-out-of-bounds bug reported by UBSAN when running VM with MTE enabled host kernel.

UBSAN: shift-out-of-bounds in arch/arm64/kvm/sys_regs.c:1988:14 shift exponent 33 is too large for 32-bit type 'int' CPU: 26 UID: 0 PID: 7629 Comm: qemu-kvm Not tainted 6.12.0-rc2 #34 Hardware name: IEI NF5280R7/Mitchell MB, BIOS 00.00. 2024-10-12 09:28:54 10/14/2024 Call trace:
dump_backtrace+0xa0/0x128
show_stack+0x20/0x38
dump_stack_lvl+0x74/0x90
dump_stack+0x18/0x28
__ubsan_handle_shift_out_of_bounds+0xf8/0x1e0
reset_clidr+0x10c/0x1c8
kvm_reset_sys_regs+0x50/0x1c8
kvm_reset_vcpu+0xec/0x2b0
__kvm_vcpu_set_target+0x84/0x158
kvm_vcpu_set_target+0x138/0x168
kvm_arch_vcpu_ioctl_vcpu_init+0x40/0x2b0
kvm_arch_vcpu_ioctl+0x28c/0x4b8
kvm_vcpu_ioctl+0x4bc/0x7a8
__arm64_sys_ioctl+0xb4/0x100
invoke_syscall+0x70/0x100
el0_svc_common.constprop.0+0x48/0xf0
do_el0_svc+0x24/0x38
el0_svc+0x3c/0x158
el0t_64_sync_handler+0x120/0x130
el0t_64_sync+0x194/0x198

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50139

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3641

Sources (Detail)

https://git.kernel.org/stable/c/04ed2ba07ce73f323052475fbd33d647aca3ff2e
https://git.kernel.org/stable/c/4b9e11794d910aa55300debbac5f0adcc42c491a
https://git.kernel.org/stable/c/c6c167afa090ea0451f91814e1318755a8fb8bb9
Source Url

Alert History

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0
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Date Informations
2024-11-22 21:22:09
  • Multiple Updates
2024-11-09 00:27:30
  • Multiple Updates
2024-11-07 13:27:34
  • First insertion