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Red Hat Product Errata RHSA-2024:2003 - Security Advisory
Issued:
2024-04-23
Updated:
2024-04-23

RHSA-2024:2003 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: kernel-rt security update

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for kernel-rt is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

  • kernel: use after free in unix_stream_sendpage (CVE-2023-4622)
  • kernel: race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference (CVE-2020-36558)
  • kernel: bluetooth: Unauthorized management command execution (CVE-2023-2002)
  • kernel: net/sched: sch_hfsc UAF (CVE-2023-4623)
  • kernel: irdma: Improper access control (CVE-2023-25775)

Bug Fix(es):

  • kernel-rt: Update RT source tree to the latest RHEL-7.9z30 batch [rhel-7.9.z] (JIRA:RHEL-26440)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

  • Red Hat Enterprise Linux for Real Time 7 x86_64
  • Red Hat Enterprise Linux for Real Time for NFV 7 x86_64
  • Red Hat Enterprise Linux for Real Time for x86_64 - Extended Life Cycle Support 7 x86_64

Fixes

  • BZ - 2112693 - CVE-2020-36558 kernel: race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference
  • BZ - 2187308 - CVE-2023-2002 Kernel: bluetooth: Unauthorized management command execution
  • BZ - 2231410 - CVE-2023-25775 kernel: irdma: Improper access control
  • BZ - 2237757 - CVE-2023-4623 kernel: net/sched: sch_hfsc UAF
  • BZ - 2237760 - CVE-2023-4622 kernel: use after free in unix_stream_sendpage

CVEs

  • CVE-2020-36558
  • CVE-2023-2002
  • CVE-2023-4622
  • CVE-2023-4623
  • CVE-2023-25775

References

  • https://access.redhat.com/security/updates/classification/#important
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux for Real Time 7

SRPM
kernel-rt-3.10.0-1160.118.1.rt56.1269.el7.src.rpm SHA-256: 68276d40bcffeb3184e7683061d147e29de24724ad985dbd5e057d4c55134c43
x86_64
kernel-rt-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 8d36bf6cb8cedf9f53224e7d4ed9a8c0232cf668515d5347532237522d0e53d9
kernel-rt-debug-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: bf7d7294fd90f0268c33ccbb6b382420c387dab0093c215630e14ccc4f02dd96
kernel-rt-debug-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: bfc1a67305b7d0ce592847a0520e1188b06c55fcc66b9d06e6ccf271300aed00
kernel-rt-debug-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e77975a991cc7ac31372b1d65ec83fce8bc3a6cff5181ff654985b2a228b682f
kernel-rt-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 879febda2f4aa0dc58346e684e9eb1101ac4e612aeec9b2632cb143e5cf37f24
kernel-rt-debuginfo-common-x86_64-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e7acb2b42c5a527e3d3853aac7312b7899fe0b210ae26a0b9dd092be6014aa3f
kernel-rt-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: ec8320d1917a42b8514265128bece5eef6f56c64a48ee023368bbbfeeb09b080
kernel-rt-doc-3.10.0-1160.118.1.rt56.1269.el7.noarch.rpm SHA-256: 6c77920672231b49b602a4f0d81d549dda3660bf125f2470f1cb0a63a7d38a88
kernel-rt-trace-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 30fdf138566ddf2e43938c1e0257846cbf15f60ec6e8bea22fe89dab8370370b
kernel-rt-trace-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 877ff4d9a96596928387b593a453e0a4a87983af2590f2d25321c40bea4c722b
kernel-rt-trace-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e152cdf6e1d694882795cafa14684aced81f28bc1477e78fd1277d95378092d4

Red Hat Enterprise Linux for Real Time for NFV 7

SRPM
kernel-rt-3.10.0-1160.118.1.rt56.1269.el7.src.rpm SHA-256: 68276d40bcffeb3184e7683061d147e29de24724ad985dbd5e057d4c55134c43
x86_64
kernel-rt-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 8d36bf6cb8cedf9f53224e7d4ed9a8c0232cf668515d5347532237522d0e53d9
kernel-rt-debug-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: bf7d7294fd90f0268c33ccbb6b382420c387dab0093c215630e14ccc4f02dd96
kernel-rt-debug-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: bfc1a67305b7d0ce592847a0520e1188b06c55fcc66b9d06e6ccf271300aed00
kernel-rt-debug-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e77975a991cc7ac31372b1d65ec83fce8bc3a6cff5181ff654985b2a228b682f
kernel-rt-debug-kvm-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: ee1b1bef1a1656c974e526bec8ec4c25ce466c5345155ae83c865b953f716d16
kernel-rt-debug-kvm-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 8e0bf53528ad04209025a00db7f6bb50b3ad18b3b995f1348038bd5bf0c12931
kernel-rt-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 879febda2f4aa0dc58346e684e9eb1101ac4e612aeec9b2632cb143e5cf37f24
kernel-rt-debuginfo-common-x86_64-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e7acb2b42c5a527e3d3853aac7312b7899fe0b210ae26a0b9dd092be6014aa3f
kernel-rt-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: ec8320d1917a42b8514265128bece5eef6f56c64a48ee023368bbbfeeb09b080
kernel-rt-doc-3.10.0-1160.118.1.rt56.1269.el7.noarch.rpm SHA-256: 6c77920672231b49b602a4f0d81d549dda3660bf125f2470f1cb0a63a7d38a88
kernel-rt-kvm-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: bfd2af2d9bb2789bd00677e22bd299078f096d339568db84e18f017ef7b0bd29
kernel-rt-kvm-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 85066029a226e77b2207197ff3d2bfd095fb6f670097790178c3682d2f60f119
kernel-rt-trace-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 30fdf138566ddf2e43938c1e0257846cbf15f60ec6e8bea22fe89dab8370370b
kernel-rt-trace-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 877ff4d9a96596928387b593a453e0a4a87983af2590f2d25321c40bea4c722b
kernel-rt-trace-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e152cdf6e1d694882795cafa14684aced81f28bc1477e78fd1277d95378092d4
kernel-rt-trace-kvm-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: cf1371218aaa2bae2a8b2c0cda4c09474a28f0c982b6eaa3e152c9b3f3615bdf
kernel-rt-trace-kvm-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: f52c777801b050b8aec0695c0e1557979236ad30b5bf69af2ee7a4fe7d8badc4

Red Hat Enterprise Linux for Real Time for x86_64 - Extended Life Cycle Support 7

SRPM
kernel-rt-3.10.0-1160.118.1.rt56.1269.el7.src.rpm SHA-256: 68276d40bcffeb3184e7683061d147e29de24724ad985dbd5e057d4c55134c43
x86_64
kernel-rt-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 8d36bf6cb8cedf9f53224e7d4ed9a8c0232cf668515d5347532237522d0e53d9
kernel-rt-debug-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: bf7d7294fd90f0268c33ccbb6b382420c387dab0093c215630e14ccc4f02dd96
kernel-rt-debug-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: bfc1a67305b7d0ce592847a0520e1188b06c55fcc66b9d06e6ccf271300aed00
kernel-rt-debug-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e77975a991cc7ac31372b1d65ec83fce8bc3a6cff5181ff654985b2a228b682f
kernel-rt-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 879febda2f4aa0dc58346e684e9eb1101ac4e612aeec9b2632cb143e5cf37f24
kernel-rt-debuginfo-common-x86_64-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e7acb2b42c5a527e3d3853aac7312b7899fe0b210ae26a0b9dd092be6014aa3f
kernel-rt-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: ec8320d1917a42b8514265128bece5eef6f56c64a48ee023368bbbfeeb09b080
kernel-rt-doc-3.10.0-1160.118.1.rt56.1269.el7.noarch.rpm SHA-256: 6c77920672231b49b602a4f0d81d549dda3660bf125f2470f1cb0a63a7d38a88
kernel-rt-trace-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 30fdf138566ddf2e43938c1e0257846cbf15f60ec6e8bea22fe89dab8370370b
kernel-rt-trace-debuginfo-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: 877ff4d9a96596928387b593a453e0a4a87983af2590f2d25321c40bea4c722b
kernel-rt-trace-devel-3.10.0-1160.118.1.rt56.1269.el7.x86_64.rpm SHA-256: e152cdf6e1d694882795cafa14684aced81f28bc1477e78fd1277d95378092d4

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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