Important: kernel security, bug fix, and enhancement update
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: tun: avoid double free in tun_free_netdev (CVE-2022-4744) * kernel: net/sched: multiple vulnerabilities (CVE-2023-3609, CVE-2023-3611, CVE-2023-4128, CVE-2023-4206, CVE-2023-4207, CVE-2023-4208) * kernel: out-of-bounds write in qfq_change_class function (CVE-2023-31436) * kernel: out-of-bounds write in hw_atl_utils_fw_rpc_wait (CVE-2021-43975) * kernel: Rate limit overflow messages in r8152 in intr_callback (CVE-2022-3594) * kernel: use after free flaw in l2cap_conn_del (CVE-2022-3640) * kernel: double free in usb_8dev_start_xmit (CVE-2022-28388) * kernel: vmwgfx: multiple vulnerabilities (CVE-2022-38457, CVE-2022-40133, CVE-2023-33951, CVE-2023-33952) * hw: Intel: Gather Data Sampling (GDS) side channel vulnerability (CVE-2022-40982) * kernel: Information leak in l2cap_parse_conf_req (CVE-2022-42895) * kernel: KVM: multiple vulnerabilities (CVE-2022-45869, CVE-2023-4155, CVE-2023-30456) * kernel: memory leak in ttusb_dec_exit_dvb (CVE-2022-45887) * kernel: speculative pointer dereference in do_prlimit (CVE-2023-0458) * kernel: use-after-free due to race condition in qdisc_graft (CVE-2023-0590) * kernel: x86/mm: Randomize per-cpu entry area (CVE-2023-0597) * kernel: HID: check empty report_list in hid_validate_values (CVE-2023-1073) * kernel: sctp: fail if no bound addresses can be used for a given scope (CVE-2023-1074) * kernel: hid: Use After Free in asus_remove (CVE-2023-1079) * kernel: use-after-free in drivers/media/rc/ene_ir.c (CVE-2023-1118) * kernel: hash collisions in the IPv6 connection lookup table (CVE-2023-1206) * kernel: ovl: fix use after free in struct ovl_aio_req (CVE-2023-1252) * kernel: denial of service in tipc_conn_close (CVE-2023-1382) * kernel: Use after free bug in btsdio_remove due to race condition (CVE-2023-1989) * kernel: Spectre v2 SMT mitigations problem (CVE-2023-1998) * kernel: ext4: use-after-free in ext4_xattr_set_entry (CVE-2023-2513) * kernel: fbcon: shift-out-of-bounds in fbcon_set_font (CVE-2023-3161) * kernel: out-of-bounds access in relay_file_read (CVE-2023-3268) * kernel: xfrm: NULL pointer dereference in xfrm_update_ae_params (CVE-2023-3772) * kernel: smsusb: use-after-free caused by do_submit_urb (CVE-2023-4132) * kernel: Race between task migrating pages and another task calling exit_mmap (CVE-2023-4732) * Kernel: denial of service in atm_tc_enqueue due to type confusion (CVE-2023-23455) * kernel: mpls: double free on sysctl allocation failure (CVE-2023-26545) * kernel: Denial of service issue in az6027 driver (CVE-2023-28328) * kernel: lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow (CVE-2023-28772) * kernel: blocking operation in dvb_frontend_get_event and wait_event_interruptible (CVE-2023-31084) * kernel: net: qcom/emac: race condition leading to use-after-free in emac_remove (CVE-2023-33203) * kernel: saa7134: race condition leading to use-after-free in saa7134_finidev (CVE-2023-35823) * kernel: dm1105: race condition leading to use-after-free in dm1105_remove.c (CVE-2023-35824) * kernel: r592: race condition leading to use-after-free in r592_remove (CVE-2023-35825) * kernel: net/tls: tls_is_tx_ready() checked list_entry (CVE-2023-1075) * kernel: use-after-free bug in remove function xgene_hwmon_remove (CVE-2023-1855) * kernel: Use after free bug in r592_remove (CVE-2023-3141) * kernel: gfs2: NULL pointer dereference in gfs2_evict_inode (CVE-2023-3212) 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 AlmaLinux Release Notes linked from the References section.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: tun: avoid double free in tun_free_netdev (CVE-2022-4744) * kernel: net/sched: multiple vulnerabilities (CVE-2023-3609, CVE-2023-3611, CVE-2023-4128, CVE-2023-4206, CVE-2023-4207, CVE-2023-4208) * kernel: out-of-bounds write in qfq_change_class function (CVE-2023-31436) * kernel: out-of-bounds write in hw_atl_utils_fw_rpc_wait (CVE-2021-43975) * kernel: Rate limit overflow messages in r8152 in intr_callback (CVE-2022-3594) * kernel: use after free flaw in l2cap_conn_del (CVE-2022-3640) * kernel: double free in usb_8dev_start_xmit (CVE-2022-28388) * kernel: vmwgfx: multiple vulnerabilities (CVE-2022-38457, CVE-2022-40133, CVE-2023-33951, CVE-2023-33952) * hw: Intel: Gather Data Sampling (GDS) side channel vulnerability (CVE-2022-40982) * kernel: Information leak in l2cap_parse_conf_req (CVE-2022-42895) * kernel: KVM: multiple vulnerabilities (CVE-2022-45869, CVE-2023-4155, CVE-2023-30456) * kernel: memory leak in ttusb_dec_exit_dvb (CVE-2022-45887) * kernel: speculative pointer dereference in do_prlimit (CVE-2023-0458) * kernel: use-after-free due to race condition in qdisc_graft (CVE-2023-0590) * kernel: x86/mm: Randomize per-cpu entry area (CVE-2023-0597) * kernel: HID: check empty report_list in hid_validate_values (CVE-2023-1073) * kernel: sctp: fail if no bound addresses can be used for a given scope (CVE-2023-1074) * kernel: hid: Use After Free in asus_remove (CVE-2023-1079) * kernel: use-after-free in drivers/media/rc/ene_ir.c (CVE-2023-1118) * kernel: hash collisions in the IPv6 connection lookup table (CVE-2023-1206) * kernel: ovl: fix use after free in struct ovl_aio_req (CVE-2023-1252) * kernel: denial of service in tipc_conn_close (CVE-2023-1382) * kernel: Use after free bug in btsdio_remove due to race condition (CVE-2023-1989) * kernel: Spectre v2 SMT mitigations problem (CVE-2023-1998) * kernel: ext4: use-after-free in ext4_xattr_set_entry (CVE-2023-2513) * kernel: fbcon: shift-out-of-bounds in fbcon_set_font (CVE-2023-3161) * kernel: out-of-bounds access in relay_file_read (CVE-2023-3268) * kernel: xfrm: NULL pointer dereference in xfrm_update_ae_params (CVE-2023-3772) * kernel: smsusb: use-after-free caused by do_submit_urb (CVE-2023-4132) * kernel: Race between task migrating pages and another task calling exit_mmap (CVE-2023-4732) * Kernel: denial of service in atm_tc_enqueue due to type confusion (CVE-2023-23455) * kernel: mpls: double free on sysctl allocation failure (CVE-2023-26545) * kernel: Denial of service issue in az6027 driver (CVE-2023-28328) * kernel: lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow (CVE-2023-28772) * kernel: blocking operation in dvb_frontend_get_event and wait_event_interruptible (CVE-2023-31084) * kernel: net: qcom/emac: race condition leading to use-after-free in emac_remove (CVE-2023-33203) * kernel: saa7134: race condition leading to use-after-free in saa7134_finidev (CVE-2023-35823) * kernel: dm1105: race condition leading to use-after-free in dm1105_remove.c (CVE-2023-35824) * kernel: r592: race condition leading to use-after-free in r592_remove (CVE-2023-35825) * kernel: net/tls: tls_is_tx_ready() checked list_entry (CVE-2023-1075) * kernel: use-after-free bug in remove function xgene_hwmon_remove (CVE-2023-1855) * kernel: Use after free bug in r592_remove (CVE-2023-3141) * kernel: gfs2: NULL pointer dereference in gfs2_evict_inode (CVE-2023-3212) 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 AlmaLinux Release Notes linked from the References section.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2023:7077
- https://access.redhat.com/security/cve/CVE-2021-43975
- https://access.redhat.com/security/cve/CVE-2022-28388
- https://access.redhat.com/security/cve/CVE-2022-3594
- https://access.redhat.com/security/cve/CVE-2022-3640
- https://access.redhat.com/security/cve/CVE-2022-38457
- https://access.redhat.com/security/cve/CVE-2022-40133
- https://access.redhat.com/security/cve/CVE-2022-40982
- https://access.redhat.com/security/cve/CVE-2022-42895
- https://access.redhat.com/security/cve/CVE-2022-45869
- https://access.redhat.com/security/cve/CVE-2022-45887
- https://access.redhat.com/security/cve/CVE-2022-4744
- https://access.redhat.com/security/cve/CVE-2023-0458
- https://access.redhat.com/security/cve/CVE-2023-0590
- https://access.redhat.com/security/cve/CVE-2023-0597
- https://access.redhat.com/security/cve/CVE-2023-1073
- https://access.redhat.com/security/cve/CVE-2023-1074
- https://access.redhat.com/security/cve/CVE-2023-1075
- https://access.redhat.com/security/cve/CVE-2023-1079
- https://access.redhat.com/security/cve/CVE-2023-1118
- https://access.redhat.com/security/cve/CVE-2023-1206
- https://access.redhat.com/security/cve/CVE-2023-1252
- https://access.redhat.com/security/cve/CVE-2023-1382
- https://access.redhat.com/security/cve/CVE-2023-1855
- https://access.redhat.com/security/cve/CVE-2023-1989
- https://access.redhat.com/security/cve/CVE-2023-1998
- https://access.redhat.com/security/cve/CVE-2023-23455
- https://access.redhat.com/security/cve/CVE-2023-2513
- https://access.redhat.com/security/cve/CVE-2023-26545
- https://access.redhat.com/security/cve/CVE-2023-28328
- https://access.redhat.com/security/cve/CVE-2023-28772
- https://access.redhat.com/security/cve/CVE-2023-30456
- https://access.redhat.com/security/cve/CVE-2023-31084
- https://access.redhat.com/security/cve/CVE-2023-3141
- https://access.redhat.com/security/cve/CVE-2023-31436
- https://access.redhat.com/security/cve/CVE-2023-3161
- https://access.redhat.com/security/cve/CVE-2023-3212
- https://access.redhat.com/security/cve/CVE-2023-3268
- https://access.redhat.com/security/cve/CVE-2023-33203
- https://access.redhat.com/security/cve/CVE-2023-33951
- https://access.redhat.com/security/cve/CVE-2023-33952
- https://access.redhat.com/security/cve/CVE-2023-35823
- https://access.redhat.com/security/cve/CVE-2023-35824
- https://access.redhat.com/security/cve/CVE-2023-35825
- https://access.redhat.com/security/cve/CVE-2023-3609
- https://access.redhat.com/security/cve/CVE-2023-3611
- https://access.redhat.com/security/cve/CVE-2023-3772
- https://access.redhat.com/security/cve/CVE-2023-4128
- https://access.redhat.com/security/cve/CVE-2023-4132
- https://access.redhat.com/security/cve/CVE-2023-4155
- https://access.redhat.com/security/cve/CVE-2023-4206
- https://access.redhat.com/security/cve/CVE-2023-4207
- https://access.redhat.com/security/cve/CVE-2023-4208
- https://access.redhat.com/security/cve/CVE-2023-4732
- https://bugzilla.redhat.com/2024989
- https://bugzilla.redhat.com/2073091
- https://bugzilla.redhat.com/2133453
- https://bugzilla.redhat.com/2133455
- https://bugzilla.redhat.com/2139610
- https://bugzilla.redhat.com/2147356
- https://bugzilla.redhat.com/2148520
- https://bugzilla.redhat.com/2149024
- https://bugzilla.redhat.com/2151317
- https://bugzilla.redhat.com/2156322
- https://bugzilla.redhat.com/2165741
- https://bugzilla.redhat.com/2165926
- https://bugzilla.redhat.com/2168332
- https://bugzilla.redhat.com/2173403
- https://bugzilla.redhat.com/2173430
- https://bugzilla.redhat.com/2173434
- https://bugzilla.redhat.com/2173444
- https://bugzilla.redhat.com/2174400
- https://bugzilla.redhat.com/2175903
- https://bugzilla.redhat.com/2176140
- https://bugzilla.redhat.com/2177371
- https://bugzilla.redhat.com/2177389
- https://bugzilla.redhat.com/2181330
- https://bugzilla.redhat.com/2182443
- https://bugzilla.redhat.com/2184578
- https://bugzilla.redhat.com/2185945
- https://bugzilla.redhat.com/2187257
- https://bugzilla.redhat.com/2188468
- https://bugzilla.redhat.com/2192667
- https://bugzilla.redhat.com/2192671
- https://bugzilla.redhat.com/2193097
- https://bugzilla.redhat.com/2193219
- https://bugzilla.redhat.com/2213139
- https://bugzilla.redhat.com/2213199
- https://bugzilla.redhat.com/2213485
- https://bugzilla.redhat.com/2213802
- https://bugzilla.redhat.com/2214348
- https://bugzilla.redhat.com/2215502
- https://bugzilla.redhat.com/2215835
- https://bugzilla.redhat.com/2215836
- https://bugzilla.redhat.com/2215837
- https://bugzilla.redhat.com/2218195
- https://bugzilla.redhat.com/2218212
- https://bugzilla.redhat.com/2218943
- https://bugzilla.redhat.com/2221707
- https://bugzilla.redhat.com/2223949
- https://bugzilla.redhat.com/2225191
- https://bugzilla.redhat.com/2225201
- https://bugzilla.redhat.com/2225511
- https://bugzilla.redhat.com/2236982
- https://errata.almalinux.org/8/ALSA-2023-7077.html