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An issue was discovered in the Linux kernel through 6.1-rc8. dpu_crtc_atomic_check in drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c lacks check of the return value of kzalloc() and will cause the NULL Pointer Dereference.

🗓️ 28 Jun 2023 07:00:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 1 Views

Linux kernel flaw in 6.1-rc8: dpu_crtc_atomic_check does not check kzalloc result, causing NULL dereference.

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Detection
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Tenable Nessus		Photon OS 4.0: Linux PHSA-2021-4.0-0065
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Tenable Nessus		Photon OS 5.0: Linux PHSA-2023-5.0-0009
23 Jul 202400:00
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Tenable Nessus		SUSE SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2023:2809-1)
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Tenable Nessus		SUSE SLED15 / SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2023:2871-1)
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Tenable Nessus		SUSE SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2023:2892-1)
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Tenable Nessus		Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6385-1)
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–nessus
Rows per page
Vulners
Node
microsoftcbl2_kernel_5.15.118.1-2Range<5.15.118.1-2
OR
microsoftcm1_kernel_5.10.185.1-1Range<5.10.185.1-1

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29 Jul 2023 07:00Current
7.2High risk
Vulners AI Score7.2
CVSS 3.15.5
EPSS0.00012
SSVC
linux kernelmemory allocationnull pointerdpu crtckzallocvulnerability
1