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CVE-2026-23251— xfs: only call xf{array,blob}_destroy if we have a valid pointer

EPSS 0.03% · P7
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I. Basic Information for CVE-2026-23251

Vulnerability Information
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Vulnerability Title
xfs: only call xf{array,blob}_destroy if we have a valid pointer
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: xfs: only call xf{array,blob}_destroy if we have a valid pointer Only call the xfarray and xfblob destructor if we have a valid pointer, and be sure to null out that pointer afterwards. Note that this patch fixes a large number of commits, most of which were merged between 6.9 and 6.10.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于未检查指针有效性即调用xfarray和xfblob析构函数，可能导致空指针取消引用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux ab97f4b1c030750f2475bf4da8a9554d02206640 ~ 5de5be3ed7e7fa4ebde4f4b58fb9a629644f9202 -
LinuxLinux 6.10 -

II. Public POCs for CVE-2026-23251

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III. Intelligence Information for CVE-2026-23251

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Same Patch Batch · Linux · 2026-03-18 · 35 CVEs total

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CVE-2026-232707.8 HIGHnet/sched: Only allow act_ct to bind to clsact/ingress qdiscs and shared blocks
CVE-2026-232537.8 HIGHmedia: dvb-core: fix wrong reinitialization of ringbuffer on reopen
CVE-2026-232437.8 HIGHRDMA/umad: Reject negative data_len in ib_umad_write
CVE-2026-232457.8 HIGHnet/sched: act_gate: snapshot parameters with RCU on replace
CVE-2026-232487.8 HIGHperf/core: Fix refcount bug and potential UAF in perf_mmap
CVE-2026-232427.5 HIGHRDMA/siw: Fix potential NULL pointer dereference in header processing
CVE-2026-232697.1 HIGHapparmor: validate DFA start states are in bounds in unpack_pdb
CVE-2025-71268btrfs: fix reservation leak in some error paths when inserting inline extent
CVE-2025-71265fs: ntfs3: fix infinite loop in attr_load_runs_range on inconsistent metadata
CVE-2026-23252xfs: get rid of the xchk_xfile_*_descr calls
CVE-2026-23250xfs: check return value of xchk_scrub_create_subord
CVE-2026-23249xfs: check for deleted cursors when revalidating two btrees
CVE-2026-23247tcp: secure_seq: add back ports to TS offset
CVE-2026-23244nvme: fix memory allocation in nvme_pr_read_keys()
CVE-2025-71267fs: ntfs3: fix infinite loop triggered by zero-sized ATTR_LIST
CVE-2025-71266fs: ntfs3: check return value of indx_find to avoid infinite loop
CVE-2025-71269btrfs: do not free data reservation in fallback from inline due to -ENOSPC
CVE-2025-71270LoongArch: Enable exception fixup for specific ADE subcode

Showing top 20 of 35 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-23251

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