RHSA-2024:1278 — Security Advisory

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions.

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.

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Security Fix(es):

• kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination (CVE-2024-0646)

• kernel: use-after-free in sch_qfq network scheduler (CVE-2023-4921)

• kernel: IGB driver inadequate buffer size for frames larger than MTU (CVE-2023-45871)

• kernel: use after free in nvmet_tcp_free_crypto in NVMe (CVE-2023-5178)

• kernel: net/sched: sch_hfsc UAF (CVE-2023-4623)

• kernel: net/sched: sch_qfq component can be exploited if in qfq_change_agg function happens qfq_enqueue overhead (CVE-2023-3611)

• kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval() (CVE-2023-35001)

• kernel: UAF in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests (CVE-2023-3390)

• kernel: out-of-bounds write in qfq_change_class function (CVE-2023-31436)

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.