CVE-2023-3773

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Summary

CVECVE-2023-3773
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-07-25 16:15:00 UTC
Updated2023-11-07 14:15:00 UTC
DescriptionA flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to cause a 4 byte out-of-bounds read of XFRMA_MTIMER_THRESH when parsing netlink attributes, leading to potential leakage of sensitive heap data to userspace.

Risk And Classification

Problem Types: CWE-125

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 12.0 All All All
Operating System Fedoraproject Fedora - All All All
Operating System Linux Linux Kernel - All All All
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux 9.0 All All All

References

ReferenceSourceLinkTags
[SECURITY] [DLA 3623-1] linux-5.10 security update MISC lists.debian.org
Red Hat access.redhat.com
Debian -- Security Information -- DSA-5492-1 linux MISC www.debian.org
cve-details MISC access.redhat.com
2218944 – (CVE-2023-3773) CVE-2023-3773 kernel: xfrm: out-of-bounds read of XFRMA_MTIMER_THRESH nlattr MISC bugzilla.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 161066 Oracle Enterprise Linux Security Update for kernel (ELSA-2023-6583)
  • 199803 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-6415-1)
  • 199976 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-6534-1)
  • 199996 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-6549-1)
  • 200002 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-6534-2)
  • 200003 Ubuntu Security Notification for Linux kernel (GKE) Vulnerabilities (USN-6549-2)
  • 200007 Ubuntu Security Notification for Linux kernel (Low Latency) Vulnerabilities (USN-6549-3)
  • 200010 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-6534-3)
  • 200024 Ubuntu Security Notification for Linux kernel (Intel IoTG) Vulnerabilities (USN-6549-4)
  • 200035 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-6549-5)
  • 242399 Red Hat Update for kernel security (RHSA-2023:6583)
  • 378892 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0114)
  • 379043 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0136)
  • 6000220 Debian Security Update for linux (DSA 5492-1)
  • 6000265 Debian Security Update for linux-5.10 (DLA 3623-1)
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