alsa-2026:86033
osv_almalinux
Description
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: openvswitch: defer tunnel netdev_put to RCU release (CVE-2026-31678) * kernel: xfrm: espintcp: do not reuse an in-progress partial send (CVE-2026-52935) * kernel: USB: serial: mxuport: fix memory corruption with small endpoint (CVE-2026-63899) * kernel: bridge: mcast: Fix a possible use-after-free when removing a bridge port (CVE-2026-64032) * kernel: tcp: fix stale per-CPU tcp_tw_isn leak enabling ISN prediction (CVE-2026-64024) * kernel: usb: typec: tcpm: bound altmode_desc[] per iteration in svdm_consume_modes() (CVE-2026-63962) * kernel: Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close (CVE-2026-63974) * kernel: ipv4: raw: reject IP_HDRINCL packets with ihl < 5 (CVE-2026-64114) * kernel: ipv4: fib: free fib_alias with kfree_rcu() on insert error path (CVE-2026-64572) * kernel: Bluetooth: hci_sync: Fix advertising data UAFs (CVE-2026-74509) * kernel: Linux kernel: Denial of Service due to incorrect GSO state handling in network fragment reassembly (CVE-2026-80590) * kernel: smb: client: fix OOB read/write from unvalidated DataOffset in coalesce_t2() (CVE-2026-89633) * kernel: perf: Fix addr_filter_ranges lifetime (CVE-2026-93817) * kernel: kernel: strparser: use-after-free via msg_timer_work rearm after strp_done() cancellation () * kernel: exec: Cleanup POSIX timers right after de_thread() (CVE-2026-98260) * kernel: ipv4: validate checksum_start before completing checksum (CVE-2026-99999) Bug Fix(es) and Enhancement(s): * Batch: z-stream xfrm - almalinux-9.8.z (NST-Core-26W38) (JIRA:AlmaLinux-256697) 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.
Timeline
- Published
- unknown
- Last Modified
- unknown
CVSS Details
CVSS details not available.
Affected Products
No product information available.
References
- https://access.redhat.com/errata/RHSA-2026:86033
- https://access.redhat.com/security/cve/CVE-2026-31678
- https://access.redhat.com/security/cve/CVE-2026-52935
- https://access.redhat.com/security/cve/CVE-2026-63899
- https://access.redhat.com/security/cve/CVE-2026-63962
- https://access.redhat.com/security/cve/CVE-2026-63974
- https://access.redhat.com/security/cve/CVE-2026-64024
- https://access.redhat.com/security/cve/CVE-2026-64032
- https://access.redhat.com/security/cve/CVE-2026-64114
- https://access.redhat.com/security/cve/CVE-2026-64572
- https://access.redhat.com/security/cve/CVE-2026-74509
- https://access.redhat.com/security/cve/CVE-2026-80590
- https://access.redhat.com/security/cve/CVE-2026-89633
- https://access.redhat.com/security/cve/CVE-2026-93817
- https://access.redhat.com/security/cve/CVE-2026-98260
- https://access.redhat.com/security/cve/CVE-2026-99999
- https://bugzilla.redhat.com/2461761
- https://bugzilla.redhat.com/2492098
- https://bugzilla.redhat.com/2502325
- https://bugzilla.redhat.com/2502332
- https://bugzilla.redhat.com/2502333
- https://bugzilla.redhat.com/2502356
- https://bugzilla.redhat.com/2502462
- https://bugzilla.redhat.com/2502486
- https://bugzilla.redhat.com/2511413
- https://bugzilla.redhat.com/2516967
- https://bugzilla.redhat.com/2532230
- https://bugzilla.redhat.com/2540391
- https://bugzilla.redhat.com/2540872
- https://bugzilla.redhat.com/2546491
- https://bugzilla.redhat.com/2553429
- https://errata.almalinux.org/9/ALSA-2026-86033.html
- https://www.redhat.com/security/data/cve/CVE-2026-63956.html
Linked Vulnerabilities
No linked vulnerabilities found.
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"details": "The kernel packages contain the Linux kernel, the core of any Linux operating system. \n\nSecurity Fix(es): \n\n * kernel: openvswitch: defer tunnel netdev_put to RCU release (CVE-2026-31678)\n * kernel: xfrm: espintcp: do not reuse an in-progress partial send (CVE-2026-52935)\n * kernel: USB: serial: mxuport: fix memory corruption with small endpoint (CVE-2026-63899)\n * kernel: bridge: mcast: Fix a possible use-after-free when removing a bridge port (CVE-2026-64032)\n * kernel: tcp: fix stale per-CPU tcp_tw_isn leak enabling ISN prediction (CVE-2026-64024)\n * kernel: usb: typec: tcpm: bound altmode_desc[] per iteration in svdm_consume_modes() (CVE-2026-63962)\n * kernel: Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close (CVE-2026-63974)\n * kernel: ipv4: raw: reject IP_HDRINCL packets with ihl < 5 (CVE-2026-64114)\n * kernel: ipv4: fib: free fib_alias with kfree_rcu() on insert error path (CVE-2026-64572)\n * kernel: Bluetooth: hci_sync: Fix advertising data UAFs (CVE-2026-74509)\n * kernel: Linux kernel: Denial of Service due to incorrect GSO state handling in network fragment reassembly (CVE-2026-80590)\n * kernel: smb: client: fix OOB read/write from unvalidated DataOffset in coalesce_t2() (CVE-2026-89633)\n * kernel: perf: Fix addr_filter_ranges lifetime (CVE-2026-93817)\n * kernel: kernel: strparser: use-after-free via msg_timer_work rearm after strp_done() cancellation ()\n * kernel: exec: Cleanup POSIX timers right after de_thread() (CVE-2026-98260)\n * kernel: ipv4: validate checksum_start before completing checksum (CVE-2026-99999)\n\n\nBug Fix(es) and Enhancement(s): \n\n * Batch: z-stream xfrm - almalinux-9.8.z (NST-Core-26W38) (JIRA:AlmaLinux-256697)\n\n\nFor 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.\n",
"id": "ALSA-2026:86033",
"modified": "2026-11-04T22:28:24.491783760Z",
"published": "2026-10-20T00:00:00Z",
"references": [
{
"type": "ADVISORY",
"url": "https://access.redhat.com/errata/RHSA-2026:86033"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-31678"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-52935"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-63899"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-63962"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-63974"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-64024"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-64032"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-64114"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-64572"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-74509"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-80590"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-89633"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-93817"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-98260"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-99999"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2461761"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2492098"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2502325"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2502332"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2502333"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2502356"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2502462"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2502486"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2511413"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2516967"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2532230"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2540391"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2540872"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2546491"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2553429"
},
{
"type": "ADVISORY",
"url": "https://errata.almalinux.org/9/ALSA-2026-86033.html"
},
{
"type": "REPORT",
"url": "https://www.redhat.com/security/data/cve/CVE-2026-63956.html"
}
],
"related": [
"CVE-2026-31678",
"CVE-2026-52935",
"CVE-2026-63899",
"CVE-2026-63956",
"CVE-2026-63962",
"CVE-2026-63974",
"CVE-2026-64024",
"CVE-2026-64032",
"CVE-2026-64114",
"CVE-2026-64572",
"CVE-2026-74509",
"CVE-2026-80590",
"CVE-2026-89633",
"CVE-2026-93817",
"CVE-2026-98260",
"CVE-2026-99999"
],
"schema_version": "1.9.2",
"summary": "Important: kernel security, bug fix, and enhancement update",
"upstream": [
"CVE-2026-31678",
"CVE-2026-52935",
"CVE-2026-63899",
"CVE-2026-63956",
"CVE-2026-63962",
"CVE-2026-63974",
"CVE-2026-64024",
"CVE-2026-64032",
"CVE-2026-64114",
"CVE-2026-64572",
"CVE-2026-74509",
"CVE-2026-80590",
"CVE-2026-89633",
"CVE-2026-93817",
"CVE-2026-98260",
"CVE-2026-99999"
]
}