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CVE-2023-31248

CVSS v3.1 7.8 (High)
78% Progress
EPSS 0.04 % (17th)
0.04% Progress
Affected Products 4
Advisories 32
Info CVSS EPSS Affected Configurations References Security Advisories Packages & Software Tools, Exploits & PoC Graph Web & Social Timeline

Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; nft_chain_lookup_byid() failed to check whether a chain was active and CAP_NET_ADMIN is in any user or network namespace

Weaknesses
CWE-416
Use After Free
CVE Status
PUBLISHED
CNA
Canonical Ltd.
Published Date
2023-07-05 19:15:09
(14 months ago)
Updated Date
2024-02-01 17:15:08
(7 months ago)

Affected Products

Canonical

Debian

Fedoraproject

Linux

Configuration #1

    CPE23 From Up To
  Linux Kernel from 5.9 version and prior 5.10.188 version cpe:2.3:o:linux:linux_kernel >= 5.9 < 5.10.188
  Linux Kernel from 5.11 version and prior 5.15.121 version cpe:2.3:o:linux:linux_kernel >= 5.11 < 5.15.121
  Linux Kernel from 5.16 version and prior 6.1.39 version cpe:2.3:o:linux:linux_kernel >= 5.16 < 6.1.39
  Linux Kernel from 6.2 version and prior 6.4.4 version cpe:2.3:o:linux:linux_kernel >= 6.2 < 6.4.4

Configuration #2

    CPE23 From Up To
  Fedoraproject Fedora 37 cpe:2.3:o:fedoraproject:fedora:37
  Fedoraproject Fedora 38 cpe:2.3:o:fedoraproject:fedora:38

Configuration #3

    CPE23 From Up To
  Debian Linux 11.0 cpe:2.3:o:debian:debian_linux:11.0

Configuration #4

    CPE23 From Up To
  Canonical Ubuntu Linux 14.04 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm
  Canonical Ubuntu Linux 16.04 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm
  Canonical Ubuntu Linux 18.04 cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts
  Canonical Ubuntu Linux 20.04 cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts
  Canonical Ubuntu Linux 22.04 cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts