CVE-2025-37801 [Medium] | Security Vulnerability in Linux Kernel

In the Linux kernel, the following vulnerability has been resolved: spi: spi-imx: Add check for spi_imx_setupxfer() Add check for the return value of spi_imx_setupxfer(). spi_imx->rx and spi_imx->tx function pointer can be NULL when spi_imx_setupxfer() return error, and make NULL pointer dereference. Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 Call trace: 0x0 spi_imx_pio_transfer+0x50/0xd8 spi_imx_transfer_one+0x18c/0x858 spi_transfer_one_message+0x43c/0x790 __spi_pump_transfer_message+0x238/0x5d4 __spi_sync+0x2b0/0x454 spi_write_then_read+0x11c/0x200

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.05%	0.16%	+0.11%
2	2026-03-04	0.02%	0.05%	+0.03%
3	2025-05-08	—	0.02%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.05%

0.16%

+0.11%

2026-03-04

0.02%

0.05%

+0.03%

2025-05-08

—

0.02%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
5.5	3.1	MEDIUM	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H` Click to expand Attack vector (AV:L) They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:L) A normal user session is enough; they don’t have to be admin. User interaction (UI:N) Nobody has to click “OK” or open a trap file; it can work without a victim helping. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:N) Doesn’t really leak secrets in a meaningful way. Integrity (I:N) Data isn’t meaningfully altered or forged. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	1.8	3.6	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

5.5

3.1

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Click to expand

Attack vector (AV:L): They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L): A normal user session is enough; they don’t have to be admin.
User interaction (UI:N): Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N): Doesn’t really leak secrets in a meaningful way.
Integrity (I:N): Data isn’t meaningfully altered or forged.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

1.8

3.6

[email protected]

OS Trackers for CVE-2025-37801

vendor	priority	summary	link
`debian`	unimportant	CVE-2025-37801 unimportant priority: Debian including 2 source packages (linux, linux-6.1), 6 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 6.	https://security-tracker.debian.org/tracker/CVE-2025-37801
`redhat`	low	—	https://access.redhat.com/security/cve/CVE-2025-37801
`suse`	medium	CVE-2025-37801 severity moderate: SUSE including 424 source package names (15.7.20.5.1:kernel-default-6.4.0-150700.53.6.1, 2.1.3-7.43:kernel-rt-6.4.0-33.1, …), 871 product×package rows across 159 product lines (Container suse/hpc/warewulf4-x86_64/sle-hpc-node, Container suse/sl-micro/6.0/rt-os-container, … (159 product lines)): Fixed 434, Known Affected 231, Known Not Affected 206.	https://www.suse.com/security/cve/CVE-2025-37801/
`ubuntu`	medium	CVE-2025-37801 medium priority: Ubuntu including 158 source packages (linux, linux-allwinner-5.19, …), 1551 status rows across 10 suites (bionic, focal, jammy, noble, oracular, plucky, questing, trusty, upstream, xenial): DNE 1145, ignored 164, released 132, not-affected 105, needed 2, needs-triage 2, pending 1.	https://ubuntu.com/security/CVE-2025-37801

Affected software / configurations for CVE-2025-37801

Vendor	Product	Version	Raw CPE
linux	linux_kernel	< 6.1.136	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	>= 6.2, < 6.6.89	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	>= 6.7, < 6.12.26	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	>= 6.13, < 6.14.5	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	6.15	cpe:2.3:o:linux:linux_kernel:6.15:rc1::::::
linux	linux_kernel	6.15	cpe:2.3:o:linux:linux_kernel:6.15:rc2::::::

References for CVE-2025-37801

URL	Tags
https://git.kernel.org/stable/c/055ef73bb1afc3f783a9a13b496770a781964a07	Patch
https://git.kernel.org/stable/c/185d376875ea6fb4256b9dc97ee0b4d2b0fdd399	Patch
https://git.kernel.org/stable/c/2b4479eb462ecb39001b38dfb331fc6028dedac8	Patch
https://git.kernel.org/stable/c/2fea0d6d7b5d27fbf55512d51851ba0a346ede52	Patch
https://git.kernel.org/stable/c/951a04ab3a2db4029debfa48d380ef834b93207e	Patch
https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html

URL

CVE-2025-37801 | spi: spi-imx: Add check for spi_imx_setupxfer()

Exploit prediction scoring system (EPSS) score for CVE-2025-37801

Common vulnerability scoring system (CVSS) metrics for CVE-2025-37801

Weakness enumeration for CVE-2025-37801

OS Trackers for CVE-2025-37801

Affected software / configurations for CVE-2025-37801

References for CVE-2025-37801