RHSA-2023:2757 — Security Advisory

An update for the virt:rhel and virt-devel:rhel modules is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the virtualized systems.

Security Fix(es):

• ntfs-3g: heap-based buffer overflow in ntfsck (CVE-2021-46790)

• QEMU: VNC: integer underflow in vnc_client_cut_text_ext leads to CPU exhaustion (CVE-2022-3165)

• ntfs-3g: crafted NTFS image can cause heap exhaustion in ntfs_get_attribute_value (CVE-2022-30784)

• ntfs-3g: crafted NTFS image can cause a heap-based buffer overflow in ntfs_names_full_collate (CVE-2022-30786)

• ntfs-3g: crafted NTFS image can cause a heap-based buffer overflow in ntfs_mft_rec_alloc (CVE-2022-30788)

• ntfs-3g: crafted NTFS image can cause a heap-based buffer overflow in ntfs_check_log_client_array (CVE-2022-30789)

• tpm2: TCG TPM2.0 implementations vulnerable to memory corruption (CVE-2023-1018)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.8 Release Notes linked from the References section.