Red Hat Security Advisory: kernel security and bug fix update

Fixed packages 142

Vulnerabilities 4

• High 7.1
  CVE-2024-25743

  In the Linux kernel through 6.9, an untrusted hypervisor can inject virtual interrupts 0 and 14 at any point in time an…

  linux-raspi2 linux-hwe linux-azure linux-riscv Debian Ubuntu Azure Linux
  May 15, 2024
• Medium 6.5
  CVE-2023-6240

  Kernel: marvin vulnerability side-channel leakage in the rsa decryption operation

  A Marvin vulnerability side-channel leakage was found in the RSA decryption operation in the Linux Kernel. This issue may allow a network attacker to decrypt ciphertexts or forge signatures, limiting the services that use that private key.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 7 Linux Debian Ubuntu
  Feb 4, 2024
• Medium 6.5
  CVE-2024-25742

  In the Linux kernel before 6.9, an untrusted hypervisor can inject virtual interrupt 29 (#VC) at any point in time and …

  linux-raspi2 linux-hwe linux-azure linux-riscv Debian Ubuntu
  May 17, 2024
• Medium 6.0
  CVE-2023-5090

  Kernel: kvm: svm: improper check in svm_set_x2apic_msr_interception allows direct access to host x2apic msrs

  A flaw was found in KVM. An improper check in svm_set_x2apic_msr_interception() may allow direct access to host x2apic msrs when the guest resets its apic, potentially leading to a denial of service condition.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 7 Linux Debian Ubuntu Azure Linux
  Nov 6, 2023

References

• article
  https://access.redhat.com/security/updates/classification/#moderate
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2250843
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2270836
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_2758.json
• report
  https://access.redhat.com/security/cve/CVE-2023-5090
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2248122
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-5090
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-5090
• report
  https://access.redhat.com/security/cve/CVE-2023-6240
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-6240
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-6240
• article
  https://people.redhat.com/~hkario/marvin/
• article
  https://securitypitfalls.wordpress.com/2023/10/16/experiment-with-side-channel-attacks-yourself/
• report
  https://access.redhat.com/security/cve/CVE-2024-25742
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-25742
• report
  https://access.redhat.com/security/cve/CVE-2024-25743
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-25743
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2024-25743
• article
  https://arxiv.org/html/2404.03526v1
• article
  https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3008.html