High 7.8Published May 2, 2025

CVE-2023-53084drm/shmem-helper: Remove another errant put in error path

Updated under an hour ago (Oct 28, 2026, 1:50 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove another errant put in error path drm_gem_shmem_mmap() doesn't own reference in error code path, resulting in the dma-buf shmem GEM object getting prematurely freed leading to a later use-after-free.

CVSS: 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Oct 15, 2026
First seen by InfoSec Signals: Oct 15, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from f49a51bfdc8ea717c97ccd4cc98b7e6daaa5553a before 684c7372bbd6447c2e86a2a84e97a1478604d21f; from f49a51bfdc8ea717c97ccd4cc98b7e6daaa5553a before 5cfb617967b05f8f27e862c97db1fabd8485f4db; from f49a51bfdc8ea717c97ccd4cc98b7e6daaa5553a before dede8c14a37a7ac458f9add56154a074ed78e7cf; from f49a51bfdc8ea717c97ccd4cc98b7e6daaa5553a before 77d26c824aa5a7e0681ef1d5b75fe538d746addc; from f49a51bfdc8ea717c97ccd4cc98b7e6daaa5553a before ee9adb7a45516cfa536ca92253d7ae59d56db9e4; 4655afcf0e3874af03afff8c8704b52350bdba47; from 5.9.5 before 5.10	CNA record
linux linux_kernel linux:linux_kernel	from 5.9.5 before 5.10; from 5.10.1 before 5.10.176; from 5.11 before 5.15.104; from 5.16 before 6.1.21; from 6.2 before 6.2.8; 5.10; 5.10; 5.10; and 6 more ranges	NVD

References

References

https://git.kernel.org/stable/c/684c7372bbd6447c2e86a2a84e97a1478604d21f	patch
https://git.kernel.org/stable/c/5cfb617967b05f8f27e862c97db1fabd8485f4db	patch
https://git.kernel.org/stable/c/dede8c14a37a7ac458f9add56154a074ed78e7cf	patch
https://git.kernel.org/stable/c/77d26c824aa5a7e0681ef1d5b75fe538d746addc	patch
https://git.kernel.org/stable/c/ee9adb7a45516cfa536ca92253d7ae59d56db9e4	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.