In the Linux kernel, the following vulnerability has been resolved:
uprobes/x86: Harden uretprobe syscall trampoline check
Jann reported a possible issue when trampoline_check_ip returns
address near the bottom of the address space that is allowed to
call into the syscall if uretprobes are not set up:
https://lore.kernel.org/bpf/202502081235.5A6F352985@keescook/T/#m9d416df341b8fbc11737dacbcd29f0054413cbbf
Though the mmap minimum address restrictions will typically prevent
creating mappings there, let's make sure uretprobe syscall checks
for that.
Metrics
Affected Vendors & Products
References
History
Fri, 25 Apr 2025 16:00:00 +0000
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Weaknesses | CWE-99 | |
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cvssV3_1
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cvssV3_1
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Thu, 17 Apr 2025 14:15:00 +0000
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threat_severity
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cvssV3_1
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Wed, 16 Apr 2025 14:30:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: uprobes/x86: Harden uretprobe syscall trampoline check Jann reported a possible issue when trampoline_check_ip returns address near the bottom of the address space that is allowed to call into the syscall if uretprobes are not set up: https://lore.kernel.org/bpf/202502081235.5A6F352985@keescook/T/#m9d416df341b8fbc11737dacbcd29f0054413cbbf Though the mmap minimum address restrictions will typically prevent creating mappings there, let's make sure uretprobe syscall checks for that. | |
Title | uprobes/x86: Harden uretprobe syscall trampoline check | |
References |
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Status: PUBLISHED
Assigner: Linux
Published: 2025-04-16T14:12:06.454Z
Updated: 2025-05-04T07:28:26.923Z
Reserved: 2024-12-29T08:45:45.810Z
Link: CVE-2025-22046

No data.

Status : Awaiting Analysis
Published: 2025-04-16T15:15:58.027
Modified: 2025-04-17T20:22:16.240
Link: CVE-2025-22046
