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OpenAdvisories
High RHSA-2023:1841 1 CVE

Red Hat Security Advisory: kernel security and bug fix update

Published Sep 13, 2024 · Updated Sep 30, 2026

Ecosystem: Red Hat

Fixed packages 52

ReleasePackageFixed in
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos bpftool 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos bpftool-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-abi-stablelists 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-core 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debug 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debug-core 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debug-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debug-devel 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debug-modules 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debug-modules-extra 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debuginfo-common-aarch64 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debuginfo-common-ppc64le 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debuginfo-common-s390x 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-debuginfo-common-x86_64 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-devel 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-doc 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-modules 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-modules-extra 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-tools 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-tools-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-tools-libs 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-zfcpdump 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-zfcpdump-core 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-zfcpdump-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-zfcpdump-devel 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-zfcpdump-modules 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos kernel-zfcpdump-modules-extra 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos perf 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos perf-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos python3-perf 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::baseos python3-perf-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb bpftool-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb kernel-debug-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb kernel-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb kernel-debuginfo-common-aarch64 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb kernel-debuginfo-common-ppc64le 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb kernel-debuginfo-common-x86_64 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb kernel-tools-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb kernel-tools-libs-devel 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb perf-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · RHEL 8.6 EUS rhel_eus:8.6::crb python3-perf-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 bpftool-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 kernel-debug-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 kernel-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 kernel-debuginfo-common-x86_64 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 kernel-devel 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 kernel-tools-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 perf 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 perf-debuginfo 0:4.18.0-372.52.1.el8_6
Red Hat · Rhev Hypervisor 4 rhev_hypervisor:4.4::el8 python3-perf-debuginfo 0:4.18.0-372.52.1.el8_6

Vulnerabilities 1

  • High 7.8
    CVE-2023-0461 Public exploit

    Use-after-free vulnerability in the Linux Kernel

    There is a use-after-free vulnerability in the Linux Kernel which can be exploited to achieve local privilege escalation. To reach the vulnerability kernel configuration flag CONFIG_TLS or CONFIG_XFRM_ESPINTCP has to be configured, but the operation does not …

    Linux linux_kernel linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2176192
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2023/rhsa-2023_1841.json
  • report
    https://access.redhat.com/security/cve/CVE-2023-0461
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2023-0461
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2023-0461
  • article
    https://github.com/torvalds/linux/commit/2c02d41d71f90a5168391b6a5f2954112ba2307c