CVE-2025-39887 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 94.52%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 23

Description

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Fix null-ptr-deref in bitmap_parselist() A crash was observed with the following output: BUG: kernel NULL pointer dereference, address: 0000000000000010 Oops: Oops: 0000 [#1] SMP NOPTI CPU: 2 UID: 0 PID: 92 Comm: osnoise_cpus Not tainted 6.17.0-rc4-00201-gd69eb204c255 #138 PREEMPT(voluntary) RIP: 0010:bitmap_parselist+0x53/0x3e0 Call Trace: osnoise_cpus_write+0x7a/0x190 vfs_write+0xf8/0x410 ? do_sys_openat2+…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel6.16 — 6.16.8+1
▶Debianlinux/linux_kernel< 6.16.8-1
▶CVEListV5linux/linux17f89102fe23d7389085a8820550df688f79888a — e33228a2cc7ff706ca88533464e8a3b525b961ed+2
▶debiandebian/linux< linux 6.16.8-1 (forky)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
OSV
CVE-2025-39887: In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Fix null-ptr-deref in bitmap_parselist() A crash was observed wit↗2025-09-23
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GHSA
GHSA-jv32-9255-r9c9: In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Fix null-ptr-deref in bitmap_parselist() A crash was observed w↗2025-09-23
▶

📋Vendor Advisories

2
Red Hat
kernel: tracing/osnoise: Fix null-ptr-deref in bitmap_parselist()↗2025-09-23
▶
Debian
CVE-2025-39887: linux - In the Linux kernel, the following vulnerability has been resolved: tracing/osn...↗2025
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CVE-2025-39887 — NULL Pointer Dereference in Linux | cvebase