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I. Basic Information for CVE-2023-4004
Vulnerability Information
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Vulnerability Title
Kernel: netfilter: use-after-free due to improper element removal in nft_pipapo_remove()
Source: NVD (National Vulnerability Database)
Vulnerability Description
A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nft_pipapo_remove function with the element, without a NFT_SET_EXT_KEY_END. This issue could allow a local user to crash the system or potentially escalate their privileges on the system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于存在释放后重用，可能允许本地用户导致系统崩溃或提升其在系统上的权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
Red HatRed Hat Enterprise Linux 8 0:4.18.0-477.27.1.rt7.290.el8_8 ~ * cpe:/a:redhat:enterprise_linux:8::realtime
Red HatRed Hat Enterprise Linux 8-cpe:/o:redhat:enterprise_linux:8::baseos
Red HatRed Hat Enterprise Linux 8 0:4.18.0-477.27.1.el8_8 ~ * cpe:/o:redhat:enterprise_linux:8::baseos
Red HatRed Hat Enterprise Linux 8.2 Advanced Update Support 0:4.18.0-193.119.1.el8_2 ~ * cpe:/o:redhat:rhel_e4s:8.2::baseos
Red HatRed Hat Enterprise Linux 8.2 Telecommunications Update Service 0:4.18.0-193.119.1.rt13.170.el8_2 ~ * cpe:/a:redhat:rhel_tus:8.2::nfv
Red HatRed Hat Enterprise Linux 8.2 Telecommunications Update Service 0:4.18.0-193.119.1.el8_2 ~ * cpe:/o:redhat:rhel_e4s:8.2::baseos
Red HatRed Hat Enterprise Linux 8.2 Update Services for SAP Solutions-cpe:/o:redhat:rhel_e4s:8.2::baseos
Red HatRed Hat Enterprise Linux 8.2 Update Services for SAP Solutions 0:4.18.0-193.119.1.el8_2 ~ * cpe:/o:redhat:rhel_e4s:8.2::baseos
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:4.18.0-305.103.1.el8_4 ~ * cpe:/o:redhat:rhel_e4s:8.4::baseos
Red HatRed Hat Enterprise Linux 8.4 Telecommunications Update Service 0:4.18.0-305.103.1.rt7.178.el8_4 ~ * cpe:/a:redhat:rhel_tus:8.4::nfv
Red HatRed Hat Enterprise Linux 8.4 Telecommunications Update Service 0:4.18.0-305.103.1.el8_4 ~ * cpe:/o:redhat:rhel_e4s:8.4::baseos
Red HatRed Hat Enterprise Linux 8.4 Update Services for SAP Solutions 0:4.18.0-305.103.1.el8_4 ~ * cpe:/o:redhat:rhel_e4s:8.4::baseos
Red HatRed Hat Enterprise Linux 8.4 Update Services for SAP Solutions-cpe:/o:redhat:rhel_e4s:8.4::baseos
Red HatRed Hat Enterprise Linux 8.6 Extended Update Support-cpe:/o:redhat:rhel_eus:8.6::baseos
Red HatRed Hat Enterprise Linux 8.6 Extended Update Support 0:4.18.0-372.75.1.el8_6 ~ * cpe:/a:redhat:rhel_eus:8.6::crb
Red HatRed Hat Enterprise Linux 9 0:5.14.0-284.30.1.el9_2 ~ * cpe:/o:redhat:enterprise_linux:9::baseos
Red HatRed Hat Enterprise Linux 9 0:5.14.0-284.30.1.rt14.315.el9_2 ~ * cpe:/a:redhat:enterprise_linux:9::nfv
Red HatRed Hat Enterprise Linux 9 0:5.14.0-284.30.1.el9_2 ~ * cpe:/o:redhat:enterprise_linux:9::baseos
Red HatRed Hat Enterprise Linux 9-cpe:/o:redhat:enterprise_linux:9::baseos
Red HatRed Hat Enterprise Linux 9.0 Extended Update Support 0:5.14.0-70.80.1.el9_0 ~ * cpe:/a:redhat:rhel_eus:9.0::appstream
Red HatRed Hat Enterprise Linux 9.0 Extended Update Support 0:5.14.0-70.80.1.rt21.151.el9_0 ~ * cpe:/a:redhat:rhel_eus:9.0::realtime
Red HatRed Hat Enterprise Linux 9.0 Extended Update Support-cpe:/o:redhat:rhel_eus:9.0::baseos
Red HatRed Hat Virtualization 4 for Red Hat Enterprise Linux 8 0:4.18.0-372.75.1.el8_6 ~ * cpe:/a:redhat:rhel_eus:8.6::crb
Red HatRed Hat Enterprise Linux 6-cpe:/o:redhat:enterprise_linux:6
Red HatRed Hat Enterprise Linux 7-cpe:/o:redhat:enterprise_linux:7
Red HatRed Hat Enterprise Linux 7-cpe:/o:redhat:enterprise_linux:7
II. Public POCs for CVE-2023-4004
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III. Intelligence Information for CVE-2023-4004
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IV. Related Vulnerabilities
Same product: Red Hat Enterprise Linux 8
Same vendor: Red Hat
Same weakness: CWE-416
V. Comments for CVE-2023-4004

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