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A race condition was found in the Linux kernel's RxRPC network protocol within the processing of RxRPC bundles. This issue results from the lack of proper locking when performing operations on an object. This may allow an attacker to escalate privileges and execute arbitrary code in the context of the kernel.

🗓️ 05 May 2023 07:00:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 1 Views

Race condition in Linux kernel RxRPC bundles due to locking flaw enabling code execution and privilege escalation.

Related
Detection
ReporterTitlePublishedViews
Family
Tenable Nessus		Alibaba Cloud Linux 3 : 0114: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2023:0114)
14 May 202500:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0136: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2023:0136)
14 May 202500:00
–nessus
Tenable Nessus		CBL Mariner 2.0 Security Update: kernel (CVE-2023-2006)
2 Jun 202300:00
–nessus
Tenable Nessus		NewStart CGSL MAIN 6.06 : kernel Multiple Vulnerabilities (NS-SA-2023-0142)
9 Nov 202300:00
–nessus
Tenable Nessus		Photon OS 4.0: Linux PHSA-2021-4.0-0065
22 Jul 202100:00
–nessus
Tenable Nessus		SUSE SLED15: cluster-md-kmp-64kb / cluster-md-kmp-default / dlm-kmp-64kb / etc (SUSE-SU-2023:4730-1)
15 Dec 202300:00
–nessus
Tenable Nessus		SUSE SLES15: cluster-md-kmp-rt / dlm-kmp-rt / gfs2-kmp-rt / kernel-devel-rt / etc (SUSE-SU-2023:4731-1)
13 Dec 202300:00
–nessus
Tenable Nessus		SUSE SLES15: cluster-md-kmp-rt / dlm-kmp-rt / gfs2-kmp-rt / kernel-devel-rt / etc (SUSE-SU-2023:4732-1)
13 Dec 202300:00
–nessus
Tenable Nessus		SUSE SLES15: cluster-md-kmp-azure / dlm-kmp-azure / gfs2-kmp-azure / etc (SUSE-SU-2023:4734-1)
13 Dec 202300:00
–nessus
Tenable Nessus		SUSE SLES15: cluster-md-kmp-azure / dlm-kmp-azure / gfs2-kmp-azure / etc (SUSE-SU-2023:4782-1)
14 Dec 202300:00
–nessus
Rows per page
Vulners
Node
microsoftcbl2_kernel_5.15.111.1-1Range<5.15.111.1-1
OR
microsoftcm1_kernel_5.10.181.1-1Range<5.10.181.1-1

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05 May 2023 07:00Current
7High risk
Vulners AI Score7
CVSS 3.17
EPSS0.00363
SSVC
linux kernelrxrpc bundleslocking flawprivilege escalationcode execution
1