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CVE-2025-38563 perf/core: Prevent VMA split of buffer mappings

🗓️ 19 Aug 2025 17:02:40Reported by GoogleType 
osv
 osv🔗 osv.dev👁 2 Views

Linux perf: prevent VMA splits in perf mmap; may_split() returns -EINVAL to fix offsets and sizes.

Related
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1169)
8 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2025-1208)
30 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2025-104 (ALASKERNEL-5.10-2025-104)
16 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2025-089 (ALASKERNEL-5.15-2025-089)
16 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2025-109 (ALASKERNEL-5.4-2025-109)
16 Sep 202500:00
–nessus
Tenable Nessus		Debian dla-4327 : ata-modules-5.10.0-35-armmp-di - security update
13 Oct 202500:00
–nessus
Tenable Nessus		Debian dla-4328 : linux-config-6.1 - security update
13 Oct 202500:00
–nessus
Tenable Nessus		EulerOS 2.0 SP12 : kernel (EulerOS-SA-2025-2330)
12 Nov 202500:00
–nessus
Tenable Nessus		EulerOS 2.0 SP12 : kernel (EulerOS-SA-2025-2361)
12 Nov 202500:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-2436)
22 Nov 202500:00
–nessus
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16 Apr 2026 04:32Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.17.8
EPSS0.00026
linux kernelperf memory mapvirtual memory areamay split callbackinvalid argument errorring bufferfixed address remap
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