Red Hat Security Advisory: kernel security, bug fix, and enhancement update
🔗 CVE IDs covered (13)
📋 Description
CVE-2021-33656 — kernel: when setting font with malicious data by ioctl PIO_FONT, kernel will write memory out of bounds CVE-2022-42896 — kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c CVE-2022-50318 — kernel: perf/x86/intel/uncore: Fix reference count leak in hswep_has_limit_sbox() CVE-2022-50615 — kernel: perf/x86/intel/uncore: Fix reference count leak in snr_uncore_mmio_map() CVE-2023-1637 — kernel: save/restore speculative MSRs during S3 suspend/resume CVE-2023-1829 — kernel: Use-after-free vulnerability in the Linux Kernel traffic control index filter CVE-2023-2002 — Kernel: bluetooth: Unauthorized management command execution CVE-2023-2124 — kernel: OOB access in the Linux kernel's XFS subsystem CVE-2023-3390 — kernel: UAF in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests CVE-2023-20593 — hw: amd: Cross-Process Information Leak CVE-2023-28466 — kernel: tls: race condition in do_tls_getsockopt may lead to use-after-free or NULL pointer dereference CVE-2023-35788 — kernel: cls_flower: out-of-bounds write in fl_set_geneve_opt() CVE-2023-44466 — kernel: buffer overflow in ceph file net/ceph/messenger_v2.c
🔗 References (13)
- selfhttps://access.redhat.com/errata/RHSA-2023:4789
- externalhttps://access.redhat.com/security/updates/classification/#important
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2108696
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2147364
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2179000
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2181891
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2187308
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2187439
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2188470
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2213260
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2215768
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2217845
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2023/rhsa-2023_4789.json