Linux Kernel up to 6.2.8 qed/qed_sriov null pointer dereference

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5.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Linux Kernel up to 6.2.8. This impacts an unknown function of the component qed/qed_sriov. Performing a manipulation results in null pointer dereference. This vulnerability is cataloged as CVE-2023-53066. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.2.8. It has been classified as critical. This affects some unknown functionality of the component qed/qed_sriov. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: qed/qed_sriov: guard against NULL derefs from qed_iov_get_vf_info We have to make sure that the info returned by the helper is valid before using it. Found by Linux Verification Center (linuxtesting.org) with the SVACE static analysis tool.

It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2023-53066 since 05/02/2025. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 240793 (SUSE SLES12 Security Update : kernel (SUSE-SU-2025:01983-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.14.312, 4.19.280, 5.4.240, 5.10.177, 5.15.105, 6.1.22 or 6.2.9 eliminates this vulnerability. Applying the patch 7bd0037822fd04da13721f77a42ee5a077d4c5fb/7742c08e012eb65405e8304d100641638c5ff882/42d72c6d1edc9dc09a5d6f6695d257fa9e9cc270/39c3b9dd481c3afce9439b29bafe00444cb4406b/e42d3bde4ec03c863259878dddaef5c351cca7ad/97ea704f39b5ded96f071e98701aa543f6f89683/b224b0cab3a66e93d414825065a2e667a1d28c32/25143b6a01d0cc5319edd3de22ffa2578b045550 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (240793). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 4.14.311
• 4.19.279
• 5.4.239
• 5.10.176
• 5.15.104
• 6.1.0
• 6.1.1
• 6.1.2
• 6.1.3
• 6.1.4
• 6.1.5
• 6.1.6
• 6.1.7
• 6.1.8
• 6.1.9
• 6.1.10
• 6.1.11
• 6.1.12
• 6.1.13
• 6.1.14
• 6.1.15
• 6.1.16
• 6.1.17
• 6.1.18
• 6.1.19
• 6.1.20
• 6.1.21
• 6.2.0
• 6.2.1
• 6.2.2
• 6.2.3
• 6.2.4
• 6.2.5
• 6.2.6
• 6.2.7
• 6.2.8

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 240793
Nessus Name: SUSE SLES12 Security Update : kernel (SUSE-SU-2025:01983-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 4.14.312/4.19.280/5.4.240/5.10.177/5.15.105/6.1.22/6.2.9
Patch: 7bd0037822fd04da13721f77a42ee5a077d4c5fb/7742c08e012eb65405e8304d100641638c5ff882/42d72c6d1edc9dc09a5d6f6695d257fa9e9cc270/39c3b9dd481c3afce9439b29bafe00444cb4406b/e42d3bde4ec03c863259878dddaef5c351cca7ad/97ea704f39b5ded96f071e98701aa543f6f89683/b224b0cab3a66e93d414825065a2e667a1d28c32/25143b6a01d0cc5319edd3de22ffa2578b045550

Timelineinfo

05/02/2025 🔍
05/02/2025 +0 days 🔍
05/02/2025 +0 days 🔍
11/12/2025 +194 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2023-53066 (🔍)
GCVE (CVE): GCVE-0-2023-53066
GCVE (VulDB): GCVE-100-307239

Entryinfo

Created: 05/02/2025 19:52
Updated: 11/12/2025 22:47
Changes: 05/02/2025 19:52 (58), 06/28/2025 09:47 (2), 11/12/2025 22:47 (11)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

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