rlsa-2026:57251
Vulnerability from osv_rocky
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
-
kernel: drm/amdkfd: Fix out-of-bounds write in kfd_event_page_set() (CVE-2026-43206)
-
kernel: drm/amdgpu: Refactor amdgpu_gem_va_ioctl for Handling Last Fence Update and Timeline Management v4 (CVE-2026-43237)
-
kernel: crypto: pcrypt - Fix handling of MAY_BACKLOG requests (CVE-2026-43493)
-
kernel: udf: fix partition descriptor append bookkeeping (CVE-2026-45991)
-
kernel: drm/amdkfd: Fix watch_id bounds checking in debug address watch v2 (CVE-2026-45878)
-
kernel: smb/client: fix out-of-bounds read in symlink_data() (CVE-2026-46185)
-
kernel: sched/psi: fix race between file release and pressure write (CVE-2026-52991)
-
kernel: drm/amdkfd: Fix buffer overflow in SDMA queue checkpoint/restore on GFX11 (CVE-2026-53143)
-
kernel: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size (CVE-2026-53136)
-
kernel: drm/amd/display: Use krealloc_array() in dal_vector_reserve() (CVE-2026-53329)
-
kernel: drm/i915/gem: Fix phys BO pread/pwrite with offset (CVE-2026-53356)
-
kernel: drm/amdgpu: zero-initialize GART table on allocation (CVE-2026-53374)
-
kernel: drm/i915: Fix potential UAF in TTM object purge (CVE-2026-63884)
-
kernel: scsi: target: iscsi: Validate CHAP_R length before base64 decode (CVE-2026-63886)
-
kernel: memfd: deny writeable mappings when implying SEAL_WRITE (CVE-2026-63952)
-
kernel: scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd() (CVE-2026-63888)
-
kernel: blk-mq: pop cached request if it is usable (CVE-2026-64017)
-
kernel: drm/amdgpu: fix amdgpu_hmm_range_get_pages (CVE-2026-63879)
-
kernel: drm/amd/display: Validate payload length and link_index in dc_process_dmub_aux_transfer_async (CVE-2026-64219)
-
kernel: smb: client: fix double-free in SMB2_open() replay (CVE-2026-64382)
-
kernel: smb: client: mask server-provided mode to 07777 in modefromsid (CVE-2026-64379)
-
kernel: smb: client: fix query_info() replay double-free (CVE-2026-64386)
-
kernel: posix-cpu-timers: Prevent UAF caused by non-leader exec() race (CVE-2026-64560)
-
kernel: smb/client: handle overlapping allocated ranges in fallocate (CVE-2026-68388)
Bug Fix(es) and Enhancement(s):
-
CLONE - Rocky Linux 10.2.z xfs: fix exchange-range reflink flag clearing issue with INO1_WRITTEN (JIRA:Rocky Linux-223954)
-
vhost: reset the vring metadata cache on vring reconfiguration [rhel-10.2.z] (JIRA:Rocky Linux-224545)
-
cifs: periodic IO errors when rename races with lease break [rhel-10.2.z] (JIRA:Rocky Linux-235459)
-
cifs: smb1 directory listings from xp server returning EINVAL and EIO [rhel-10.2.z] (JIRA:Rocky Linux-235812)
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.
{
"affected": [
{
"package": {
"ecosystem": "Rocky Linux:10",
"name": "kernel",
"purl": "pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10-riscv64\u0026epoch=0"
},
"ranges": [
{
"database_specific": {
"yum_repository": "BaseOS"
},
"events": [
{
"introduced": "0"
},
{
"fixed": "0:6.12.0-211.49.1.el10_2"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"credits": [
{
"name": "Rocky Enterprise Software Foundation"
},
{
"name": "Red Hat"
}
],
"database_specific": {
"license": "CC-BY-4.0",
"license_url": "https://creativecommons.org/licenses/by/4.0/",
"source_advisory": "RHSA-2026:57251"
},
"details": "The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: drm/amdkfd: Fix out-of-bounds write in kfd_event_page_set() (CVE-2026-43206)\n\n* kernel: drm/amdgpu: Refactor amdgpu_gem_va_ioctl for Handling Last Fence Update and Timeline Management v4 (CVE-2026-43237)\n\n* kernel: crypto: pcrypt - Fix handling of MAY_BACKLOG requests (CVE-2026-43493)\n\n* kernel: udf: fix partition descriptor append bookkeeping (CVE-2026-45991)\n\n* kernel: drm/amdkfd: Fix watch_id bounds checking in debug address watch v2 (CVE-2026-45878)\n\n* kernel: smb/client: fix out-of-bounds read in symlink_data() (CVE-2026-46185)\n\n* kernel: sched/psi: fix race between file release and pressure write (CVE-2026-52991)\n\n* kernel: drm/amdkfd: Fix buffer overflow in SDMA queue checkpoint/restore on GFX11 (CVE-2026-53143)\n\n* kernel: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size (CVE-2026-53136)\n\n* kernel: drm/amd/display: Use krealloc_array() in dal_vector_reserve() (CVE-2026-53329)\n\n* kernel: drm/i915/gem: Fix phys BO pread/pwrite with offset (CVE-2026-53356)\n\n* kernel: drm/amdgpu: zero-initialize GART table on allocation (CVE-2026-53374)\n\n* kernel: drm/i915: Fix potential UAF in TTM object purge (CVE-2026-63884)\n\n* kernel: scsi: target: iscsi: Validate CHAP_R length before base64 decode (CVE-2026-63886)\n\n* kernel: memfd: deny writeable mappings when implying SEAL_WRITE (CVE-2026-63952)\n\n* kernel: scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd() (CVE-2026-63888)\n\n* kernel: blk-mq: pop cached request if it is usable (CVE-2026-64017)\n\n* kernel: drm/amdgpu: fix amdgpu_hmm_range_get_pages (CVE-2026-63879)\n\n* kernel: drm/amd/display: Validate payload length and link_index in dc_process_dmub_aux_transfer_async (CVE-2026-64219)\n\n* kernel: smb: client: fix double-free in SMB2_open() replay (CVE-2026-64382)\n\n* kernel: smb: client: mask server-provided mode to 07777 in modefromsid (CVE-2026-64379)\n\n* kernel: smb: client: fix query_info() replay double-free (CVE-2026-64386)\n\n* kernel: posix-cpu-timers: Prevent UAF caused by non-leader exec() race (CVE-2026-64560)\n\n* kernel: smb/client: handle overlapping allocated ranges in fallocate (CVE-2026-68388)\n\nBug Fix(es) and Enhancement(s):\n\n* CLONE - Rocky Linux 10.2.z xfs: fix exchange-range reflink flag clearing issue with INO1_WRITTEN (JIRA:Rocky Linux-223954)\n\n* vhost: reset the vring metadata cache on vring reconfiguration [rhel-10.2.z] (JIRA:Rocky Linux-224545)\n\n* cifs: periodic IO errors when rename races with lease break [rhel-10.2.z] (JIRA:Rocky Linux-235459)\n\n* cifs: smb1 directory listings from xp server returning EINVAL and EIO [rhel-10.2.z] (JIRA:Rocky Linux-235812)\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.",
"id": "RLSA-2026:57251",
"modified": "2026-08-22T06:09:51.434355Z",
"published": "2026-08-21T12:07:48.154734Z",
"references": [
{
"type": "ADVISORY",
"url": "https://errata.rockylinux.org/RLSA-2026:57251"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482124"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502329"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2495950"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502422"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2479812"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467202"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2507135"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482113"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467156"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492719"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2506790"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513470"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482558"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502443"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502188"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492403"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502321"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2508504"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2507042"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2507216"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502463"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492768"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2495941"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502449"
},
{
"type": "ADVISORY",
"url": "https://access.redhat.com/errata/RHSA-2026:57251"
}
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Important: kernel security, bug fix, and enhancement update",
"upstream": [
"CVE-2026-43206",
"CVE-2026-43237",
"CVE-2026-43493",
"CVE-2026-45878",
"CVE-2026-45991",
"CVE-2026-46185",
"CVE-2026-52991",
"CVE-2026-53136",
"CVE-2026-53143",
"CVE-2026-53329",
"CVE-2026-53356",
"CVE-2026-53374",
"CVE-2026-63879",
"CVE-2026-63884",
"CVE-2026-63886",
"CVE-2026-63888",
"CVE-2026-63952",
"CVE-2026-64017",
"CVE-2026-64219",
"CVE-2026-64379",
"CVE-2026-64382",
"CVE-2026-64386",
"CVE-2026-64560",
"CVE-2026-68388"
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.