CVE-2026-97553— xfs: lock the healthmon when inserting unmount event
Quick assessment
Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 Linux 内核中，已解决以下漏洞： XFS：在插入卸载事件时锁定健康监控器（healthmon） LOLLM（Lockdep Lock Order Leaking Monitor，锁顺序泄漏监控器）指出， 函数在将卸载事件插入健康监控器的事件列表时，未进行适当的锁定操作。现修复此问题。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege EscalationAffected Version Matrix 6
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 25ca57fa3624cae9c6b5c6d3fc7f38318ca1402e< d963ce1910bc4e23c60a4787af8a3aa3498a053e |
affected |
25ca57fa3624cae9c6b5c6d3fc7f38318ca1402e< 7538ba528cfd6f176076186c1b1678fdca1c197b |
affected | ||
7.0 |
affected | ||
< 7.0 |
unaffected | ||
7.2.7≤ 7.2.* |
unaffected | ||
7.3-rc3≤ * |
unaffected |
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I. Basic Information for CVE-2026-97553
Vulnerability Information
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Vulnerability Title
xfs: lock the healthmon when inserting unmount event
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved:
xfs: lock the healthmon when inserting unmount event
LOLLM complains that xfs_healthmon_unmount does an unlocked insert of
the unmount event into the health monitor's event list. Fix that.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-97553
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2026-97553 (2)
Same Patch Batch · Linux · 2026-09-25 · 372 CVEs total
| CVE-2026-100075 | 9.8 CRITICAL | RDMA/srpt: Fix srpt_alloc_rw_ctxs() unwind counters |
| CVE-2026-97957 | 8.8 HIGH | net: hinic: fix mailbox segment buffer overflow |
| CVE-2026-97527 | 8.8 HIGH | scsi: qla2xxx: Serialize NVMe unsol ctx list with a per-fcport lock |
| CVE-2026-97528 | 8.8 HIGH | scsi: qla2xxx: Unlink NVMe unsol ctx before freeing on LS reject error |
| CVE-2026-97555 | 8.8 HIGH | smb: client: fix heap overflow in DACL owner/group rewrite |
| CVE-2026-98115 | 8.8 HIGH | ksmbd: safely drain sessions during logoff |
| CVE-2026-97525 | 8.2 HIGH | x86/mm/pat: Allocate split page tables as kernel page tables |
| CVE-2026-97573 | 8.1 HIGH | bnxt_en: Handle buffer allocation failure in bnxt_rx_ring_reset() |
| CVE-2026-98070 | 8.1 HIGH | net/rds: acquire RDS_IN_XMIT in rds_tcp_reset_callbacks() |
| CVE-2026-97570 | 8.1 HIGH | bnxt_en: Bound SW TPA IDs to prevent crashes |
| CVE-2026-98069 | 8.1 HIGH | net/rds: acquire the fastpath locks in rds_conn_shutdown() |
| CVE-2026-98130 | 8.1 HIGH | sctp: fix a TOCTOU race in SCTP_CMD_TIMER_START |
| CVE-2026-98116 | 7.8 HIGH | ALSA: pcm: Serialize PCM mmap with buffer reallocation to fix page UAF |
| CVE-2026-97903 | 7.8 HIGH | exit: hold a reference to thread_pid across proc_flush_pid |
| CVE-2026-97548 | 7.8 HIGH | xfs: fix the rtrmap and rtrefcount _maxlevels_ondisk functions |
| CVE-2026-97611 | 7.8 HIGH | net: openvswitch: fix use-after-free of the flow table mask array |
| CVE-2026-97612 | 7.8 HIGH | net: mpls: clear inner_protocol when the last label is popped |
| CVE-2026-98073 | 7.8 HIGH | net: Remove conflicting altnames for dying netns in __dev_change_net_namespace(). |
| CVE-2026-97602 | 7.8 HIGH | inet: frags: invalidate queues before flushing them |
| CVE-2026-97577 | 7.8 HIGH | media: verisilicon: rockchip: reject AV1 frames exceeding the tile capacity |
Showing top 20 of 372 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
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CVE-2026-98384
bpf: Fix out-of-bounds read of sk_protocol in bpf_sock_destr -
CVE-2026-98383
bpf: Disallow bpf_skb_pull_data() for LWT_SEG6LOCAL -
CVE-2026-98382
bpf: Reject dev-bound-only programs on other devices -
CVE-2026-98381
veth: manage XDP program pointers during channel resize -
CVE-2026-98380
net/sched: reject IDR error pointers when deleting actions
Same vendor: Linux
-
CVE-2026-98384
bpf: Fix out-of-bounds read of sk_protocol in bpf_sock_destr -
CVE-2026-98383
bpf: Disallow bpf_skb_pull_data() for LWT_SEG6LOCAL -
CVE-2026-98382
bpf: Reject dev-bound-only programs on other devices -
CVE-2026-98381
veth: manage XDP program pointers during channel resize -
CVE-2026-98380
net/sched: reject IDR error pointers when deleting actions
V. Comments for CVE-2026-97553
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