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CVE-2025-37983— qibfs: fix _another_ leak

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，该漏洞源于分配inode失败时未释放dentry，可能导致内存泄漏。

AI Predicted 4.9 Difficulty: Theoretical EPSS 0.19% · P9

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux f931551bafe1f10ded7f5282e2aa162c267a2e5d< 5e280cce3a29b7fe7b828c6ccd5aa5ba87ceb6b6 affected
f931551bafe1f10ded7f5282e2aa162c267a2e5d< 3c2fde33e3e505dfd1a895d1f24bad650c655e14 affected
f931551bafe1f10ded7f5282e2aa162c267a2e5d< 5fe708c5e3c8b2152c6caaa67243e431a5d6cca3 affected
f931551bafe1f10ded7f5282e2aa162c267a2e5d< 545defa656568c74590317cd30068f85134a8216 affected
f931551bafe1f10ded7f5282e2aa162c267a2e5d< 5d53e88d8370b9ab14dd830abb410d9a2671edb6 affected
f931551bafe1f10ded7f5282e2aa162c267a2e5d< 47ab2caba495c1d6a899d284e541a8df656dcfe9 affected
f931551bafe1f10ded7f5282e2aa162c267a2e5d< 24faa6ea274a2b96d0a78a0996c3137c2b2a65f0 affected
f931551bafe1f10ded7f5282e2aa162c267a2e5d< bdb43af4fdb39f844ede401bdb1258f67a580a27 affected
… +10 more rows
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I. Basic Information for CVE-2025-37983

Vulnerability Information
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Vulnerability Title
qibfs: fix _another_ leak
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: qibfs: fix _another_ leak failure to allocate inode => leaked dentry... this one had been there since the initial merge; to be fair, if we are that far OOM, the odds of failing at that particular allocation are low...
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，该漏洞源于分配inode失败时未释放dentry，可能导致内存泄漏。
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 f931551bafe1f10ded7f5282e2aa162c267a2e5d ~ 5e280cce3a29b7fe7b828c6ccd5aa5ba87ceb6b6 -
Linux Linux 2.6.35 -

II. Public POCs for CVE-2025-37983

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III. Intelligence Information for CVE-2025-37983

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Same Patch Batch · Linux · 2025-05-20 · 95 CVEs total

CVE-2025-37894 9.8 CRITICAL net: use sock_gen_put() when sk_state is TCP_TIME_WAIT
CVE-2025-37924 9.8 CRITICAL ksmbd: fix use-after-free in kerberos authentication
CVE-2025-37935 9.8 CRITICAL net: ethernet: mtk_eth_soc: fix SER panic with 4GB+ RAM
CVE-2025-37959 9.4 CRITICAL bpf: Scrub packet on bpf_redirect_peer
CVE-2025-37926 8.8 HIGH ksmbd: fix use-after-free in ksmbd_session_rpc_open
CVE-2025-37899 8.8 HIGH ksmbd: fix use-after-free in session logoff
CVE-2025-37918 8.8 HIGH Bluetooth: btusb: avoid NULL pointer dereference in skb_dequeue()
CVE-2025-37943 8.8 HIGH wifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi
CVE-2025-37944 8.8 HIGH wifi: ath12k: Fix invalid entry fetch in ath12k_dp_mon_srng_process
CVE-2025-37947 8.8 HIGH ksmbd: prevent out-of-bounds stream writes by validating *pos
CVE-2025-37952 8.8 HIGH ksmbd: Fix UAF in __close_file_table_ids
CVE-2025-37956 8.8 HIGH ksmbd: prevent rename with empty string
CVE-2025-37957 8.8 HIGH KVM: SVM: Forcibly leave SMM mode on SHUTDOWN interception
CVE-2025-37936 8.7 HIGH perf/x86/intel: KVM: Mask PEBS_ENABLE loaded for guest with vCPU's value.
CVE-2025-37973 8.1 HIGH wifi: cfg80211: fix out-of-bounds access during multi-link element defragmentation
CVE-2025-37901 7.8 HIGH irqchip/qcom-mpm: Prevent crash when trying to handle non-wake GPIOs
CVE-2025-37906 7.8 HIGH ublk: fix race between io_uring_cmd_complete_in_task and ublk_cancel_cmd
CVE-2025-37921 7.8 HIGH vxlan: vnifilter: Fix unlocked deletion of default FDB entry
CVE-2025-37923 7.8 HIGH tracing: Fix oob write in trace_seq_to_buffer()
CVE-2025-37903 7.8 HIGH drm/amd/display: Fix slab-use-after-free in hdcp

Showing top 20 of 95 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-37983

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