ALSA-2026:27789
Vulnerability from osv_almalinux – Published: 2026-06-22 00:00 – Updated: 2026-06-23 10:14 – Source website
VLAI
Summary
Important: kernel security, bug fix, and enhancement update
Details
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
- kernel: can: isotp: fix tx.buf use-after-free in isotp_sendmsg() (CVE-2026-31474)
- kernel: mptcp: fix slab-use-after-free in __inet_lookup_established (CVE-2026-31669)
- kernel: xen/privcmd: fix double free via VMA splitting (CVE-2026-31787)
- kernel: Bluetooth: hci_sync: fix stack buffer overflow in hci_le_big_create_sync (CVE-2026-31772)
- kernel: bnxt_en: Fix RSS context delete logic (CVE-2026-43260)
- kernel: ALSA: usb-audio: Add sanity check for OOB writes at silencing (CVE-2026-43279)
- kernel: scsi: qla2xxx: Completely fix fcport double free (CVE-2026-43414)
- kernel: net/sched: act_pedit: extend the writable skb range per key (CVE-2026-46331)
- kernel: gfs2: Fix use-after-free in iomap inline data write path (CVE-2026-45984)
- kernel: Bluetooth: hci_event: fix potential UAF in SSP passkey handlers (CVE-2026-46056)
- kernel: wifi: mac80211: drop stray 'static' from fast-RX rx_result (CVE-2026-46152)
- kernel: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss() (CVE-2026-46117)
- kernel: RDMA/mana: Validate rx_hash_key_len (CVE-2026-46145)
- kernel: wifi: mac80211: remove station if connection prep fails (CVE-2026-46125)
- kernel: exit: prevent preemption of oopsing TASK_DEAD task (CVE-2026-46173)
- kernel: wifi: mac80211: use safe list iteration in radar detect work (CVE-2026-46166)
- kernel: nvmet-tcp: fix race between ICReq handling and queue teardown (CVE-2026-46135)
Bug Fix(es) and Enhancement(s):
- AlmaLinux9.4 - s390/ap: Expose ap_bindings_complete_count counter via sysfs [almalinux-9.8.z] (JIRA:AlmaLinux-166048)
- [AlmaLinux 9.8] Hung tasks during both suspend and hibernate operations on systems with Intel E810 NICs [almalinux-9.8.z] (JIRA:AlmaLinux-175699)
- DPLL: Add support for pin operational state [almalinux-9.8.z] (JIRA:AlmaLinux-175820)
- DPLL: Add support for fractional frequency offset between pin and device [almalinux-9.8.z] (JIRA:AlmaLinux-175823)
- ibmveth Adapter Freeze with Small MSS [almalinux-9.8.z] (JIRA:AlmaLinux-178308)
- AlmaLinux9.4 - s390/mm: Add missing secure storage access fixups [almalinux-9.8.z] (JIRA:AlmaLinux-183317)
- rbd: eliminate a race in lock_dwork draining on unmap [almalinux-9.8.z] (JIRA:AlmaLinux-183130)
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.
References
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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: can: isotp: fix tx.buf use-after-free in isotp_sendmsg() (CVE-2026-31474)\n * kernel: mptcp: fix slab-use-after-free in __inet_lookup_established (CVE-2026-31669)\n * kernel: xen/privcmd: fix double free via VMA splitting (CVE-2026-31787)\n * kernel: Bluetooth: hci_sync: fix stack buffer overflow in hci_le_big_create_sync (CVE-2026-31772)\n * kernel: bnxt_en: Fix RSS context delete logic (CVE-2026-43260)\n * kernel: ALSA: usb-audio: Add sanity check for OOB writes at silencing (CVE-2026-43279)\n * kernel: scsi: qla2xxx: Completely fix fcport double free (CVE-2026-43414)\n * kernel: net/sched: act_pedit: extend the writable skb range per key (CVE-2026-46331)\n * kernel: gfs2: Fix use-after-free in iomap inline data write path (CVE-2026-45984)\n * kernel: Bluetooth: hci_event: fix potential UAF in SSP passkey handlers (CVE-2026-46056)\n * kernel: wifi: mac80211: drop stray \u0027static\u0027 from fast-RX rx_result (CVE-2026-46152)\n * kernel: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss() (CVE-2026-46117)\n * kernel: RDMA/mana: Validate rx_hash_key_len (CVE-2026-46145)\n * kernel: wifi: mac80211: remove station if connection prep fails (CVE-2026-46125)\n * kernel: exit: prevent preemption of oopsing TASK_DEAD task (CVE-2026-46173)\n * kernel: wifi: mac80211: use safe list iteration in radar detect work (CVE-2026-46166)\n * kernel: nvmet-tcp: fix race between ICReq handling and queue teardown (CVE-2026-46135)\n\n\nBug Fix(es) and Enhancement(s): \n\n * AlmaLinux9.4 - s390/ap: Expose ap_bindings_complete_count counter via sysfs [almalinux-9.8.z] (JIRA:AlmaLinux-166048)\n * [AlmaLinux 9.8] Hung tasks during both suspend and hibernate operations on systems with Intel E810 NICs [almalinux-9.8.z] (JIRA:AlmaLinux-175699)\n * DPLL: Add support for pin operational state [almalinux-9.8.z] (JIRA:AlmaLinux-175820)\n * DPLL: Add support for fractional frequency offset between pin and device [almalinux-9.8.z] (JIRA:AlmaLinux-175823)\n * ibmveth Adapter Freeze with Small MSS [almalinux-9.8.z] (JIRA:AlmaLinux-178308)\n * AlmaLinux9.4 - s390/mm: Add missing secure storage access fixups [almalinux-9.8.z] (JIRA:AlmaLinux-183317)\n * rbd: eliminate a race in lock_dwork draining on unmap [almalinux-9.8.z] (JIRA:AlmaLinux-183130)\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-2026:27789",
"modified": "2026-06-23T10:14:06Z",
"published": "2026-06-22T00:00:00Z",
"references": [
{
"type": "ADVISORY",
"url": "https://access.redhat.com/errata/RHSA-2026:27789"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-31474"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-31669"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-31772"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-31787"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-43260"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-43279"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-43414"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-45984"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46056"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46117"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46125"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46135"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46145"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46152"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46166"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46173"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-46331"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2460646"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2461503"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2464092"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2464502"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2467083"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2467215"
},
{
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"url": "https://bugzilla.redhat.com/2468155"
},
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"url": "https://bugzilla.redhat.com/2479492"
},
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"url": "https://bugzilla.redhat.com/2481922"
},
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"url": "https://bugzilla.redhat.com/2482181"
},
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"url": "https://bugzilla.redhat.com/2482563"
},
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"url": "https://bugzilla.redhat.com/2482576"
},
{
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"url": "https://bugzilla.redhat.com/2482581"
},
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"url": "https://bugzilla.redhat.com/2482608"
},
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"type": "REPORT",
"url": "https://bugzilla.redhat.com/2482634"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2482645"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2482654"
},
{
"type": "ADVISORY",
"url": "https://errata.almalinux.org/9/ALSA-2026-27789.html"
}
],
"related": [
"CVE-2026-31474",
"CVE-2026-31669",
"CVE-2026-31787",
"CVE-2026-31772",
"CVE-2026-43260",
"CVE-2026-43279",
"CVE-2026-43414",
"CVE-2026-46331",
"CVE-2026-45984",
"CVE-2026-46056",
"CVE-2026-46152",
"CVE-2026-46117",
"CVE-2026-46145",
"CVE-2026-46125",
"CVE-2026-46173",
"CVE-2026-46166",
"CVE-2026-46135"
],
"summary": "Important: kernel security, bug fix, and enhancement update"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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