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CVE-2025-21782— orangefs: fix a oob in orangefs_debug_write

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.

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orangefs_debug_write函数未正确处理输入，可能导致越界读取。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.29% · P20

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux f7ab093f74bf638ed98fd1115f3efa17e308bb7f< 18b7f841109f697840fe8633cf7ed7d32bd3f91b affected
f7ab093f74bf638ed98fd1115f3efa17e308bb7f< 09d472a18c0ee1d5b83612cb919e33a1610fea16 affected
f7ab093f74bf638ed98fd1115f3efa17e308bb7f< 8725882b0f691f8113b230aea9df0256030a63a6 affected
f7ab093f74bf638ed98fd1115f3efa17e308bb7f< 1da2697307dad281dd690a19441b5ca4af92d786 affected
f7ab093f74bf638ed98fd1115f3efa17e308bb7f< 2b84a231910cef2e0a16d29294afabfb69112087 affected
f7ab093f74bf638ed98fd1115f3efa17e308bb7f< 897f496b946fdcfab5983c983e4b513ab6682364 affected
f7ab093f74bf638ed98fd1115f3efa17e308bb7f< 1c5244299241cf49d8ae7b5054e299cc8faa4e09 affected
f7ab093f74bf638ed98fd1115f3efa17e308bb7f< f7c848431632598ff9bce57a659db6af60d75b39 affected
… +10 more rows
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I. Basic Information for CVE-2025-21782

Vulnerability Information
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Vulnerability Title
orangefs: fix a oob in orangefs_debug_write
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: orangefs: fix a oob in orangefs_debug_write I got a syzbot report: slab-out-of-bounds Read in orangefs_debug_write... several people suggested fixes, I tested Al Viro's suggestion and made this patch.
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
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orangefs_debug_write函数未正确处理输入，可能导致越界读取。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux f7ab093f74bf638ed98fd1115f3efa17e308bb7f ~ 18b7f841109f697840fe8633cf7ed7d32bd3f91b -
Linux Linux 4.6 -

II. Public POCs for CVE-2025-21782

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III. Intelligence Information for CVE-2025-21782

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Patches & Fixes for CVE-2025-21782 (5)

Other References for CVE-2025-21782 (3)

Same Patch Batch · Linux · 2025-02-27 · 177 CVEs total

CVE-2025-21805 9.8 CRITICAL RDMA/rtrs: Add missing deinit() call
CVE-2025-21796 9.8 CRITICAL nfsd: clear acl_access/acl_default after releasing them
CVE-2025-21707 9.8 CRITICAL mptcp: consolidate suboption status
CVE-2025-21748 9.8 CRITICAL ksmbd: fix integer overflows on 32 bit systems
CVE-2024-58006 9.6 CRITICAL PCI: dwc: ep: Prevent changing BAR size/flags in pci_epc_set_bar()
CVE-2024-57999 8.8 HIGH powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW
CVE-2025-21735 8.8 HIGH NFC: nci: Add bounds checking in nci_hci_create_pipe()
CVE-2024-57997 8.8 HIGH wifi: wcn36xx: fix channel survey memory allocation size
CVE-2024-57995 8.8 HIGH wifi: ath12k: fix read pointer after free in ath12k_mac_assign_vif_to_vdev()
CVE-2025-21710 8.2 HIGH tcp: correct handling of extreme memory squeeze
CVE-2025-21766 8.1 HIGH ipv4: use RCU protection in __ip_rt_update_pmtu()
CVE-2024-57973 8.1 HIGH rdma/cxgb4: Prevent potential integer overflow on 32bit
CVE-2025-21762 8.1 HIGH arp: use RCU protection in arp_xmit()
CVE-2025-21765 8.1 HIGH ipv6: use RCU protection in ip6_default_advmss()
CVE-2025-21760 8.1 HIGH ndisc: extend RCU protection in ndisc_send_skb()
CVE-2024-58013 7.8 HIGH Bluetooth: MGMT: Fix slab-use-after-free Read in mgmt_remove_adv_monitor_sync
CVE-2025-21763 7.8 HIGH neighbour: use RCU protection in __neigh_notify()
CVE-2024-58010 7.8 HIGH binfmt_flat: Fix integer overflow bug on 32 bit systems
CVE-2025-21764 7.8 HIGH ndisc: use RCU protection in ndisc_alloc_skb()
CVE-2025-21792 7.8 HIGH ax25: Fix refcount leak caused by setting SO_BINDTODEVICE sockopt

Showing top 20 of 177 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-21782

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