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CVE-2024-56630— ocfs2: free inode when ocfs2_get_init_inode() fails

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ocfs2模块中ocfs2_get_init_inode函数失败时未释放inode。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.26% · P16

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux 9c89fe0af826bfff36d8019ea6fd78db09b3c478< 911fcc95b530615b484e8920741fc5e4bc4e684a affected
9c89fe0af826bfff36d8019ea6fd78db09b3c478< 9c19ea59965ebb482e227532f7bbb01792fb028c affected
9c89fe0af826bfff36d8019ea6fd78db09b3c478< c5327720a4655303ffa3f632d86ee205dd783f32 affected
9c89fe0af826bfff36d8019ea6fd78db09b3c478< 67c2c6d0564ca05348ba4f8f6eaf7a0713f56c15 affected
9c89fe0af826bfff36d8019ea6fd78db09b3c478< a84d507d3290aca249b44ae992af9e10590cc5f6 affected
9c89fe0af826bfff36d8019ea6fd78db09b3c478< 03db61c43c8e2729896fda6b9a95c7fb5c875c20 affected
9c89fe0af826bfff36d8019ea6fd78db09b3c478< 965b5dd1894f4525f38c1b5f99b0106a07dbb5db affected
4.3 affected
… +8 more rows
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I. Basic Information for CVE-2024-56630

Vulnerability Information
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Vulnerability Title
ocfs2: free inode when ocfs2_get_init_inode() fails
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ocfs2: free inode when ocfs2_get_init_inode() fails syzbot is reporting busy inodes after unmount, for commit 9c89fe0af826 ("ocfs2: Handle error from dquot_initialize()") forgot to call iput() when new_inode() succeeded and dquot_initialize() failed.
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ocfs2模块中ocfs2_get_init_inode函数失败时未释放inode。
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 9c89fe0af826bfff36d8019ea6fd78db09b3c478 ~ 911fcc95b530615b484e8920741fc5e4bc4e684a -
Linux Linux 4.3 -

II. Public POCs for CVE-2024-56630

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III. Intelligence Information for CVE-2024-56630

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Patches & Fixes for CVE-2024-56630 (7)

Same Patch Batch · Linux · 2024-12-27 · 221 CVEs total

CVE-2024-56640 9.8 CRITICAL net/smc: fix LGR and link use-after-free issue
CVE-2024-56645 9.8 CRITICAL can: j1939: j1939_session_new(): fix skb reference counting
CVE-2024-53169 9.8 CRITICAL nvme-fabrics: fix kernel crash while shutting down controller
CVE-2024-53209 9.8 CRITICAL bnxt_en: Fix receive ring space parameters when XDP is active
CVE-2024-53206 9.8 CRITICAL tcp: Fix use-after-free of nreq in reqsk_timer_handler().
CVE-2024-56656 9.8 CRITICAL bnxt_en: Fix aggregation ID mask to prevent oops on 5760X chips
CVE-2024-53186 9.8 CRITICAL ksmbd: fix use-after-free in SMB request handling
CVE-2024-53176 9.8 CRITICAL smb: During unmount, ensure all cached dir instances drop their dentry
CVE-2024-53177 9.8 CRITICAL smb: prevent use-after-free due to open_cached_dir error paths
CVE-2024-53179 9.8 CRITICAL smb: client: fix use-after-free of signing key
CVE-2024-56591 8.8 HIGH Bluetooth: hci_conn: Use disable_delayed_work_sync
CVE-2024-56626 8.8 HIGH ksmbd: fix Out-of-Bounds Write in ksmbd_vfs_stream_write
CVE-2024-53237 8.8 HIGH Bluetooth: fix use-after-free in device_for_each_child()
CVE-2024-53224 8.8 HIGH RDMA/mlx5: Move events notifier registration to be after device registration
CVE-2024-56651 8.8 HIGH can: hi311x: hi3110_can_ist(): fix potential use-after-free
CVE-2024-56653 8.8 HIGH Bluetooth: btmtk: avoid UAF in btmtk_process_coredump
CVE-2024-56669 8.8 HIGH iommu/vt-d: Remove cache tags before disabling ATS
CVE-2024-56627 8.1 HIGH ksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read
CVE-2024-56606 7.8 HIGH af_packet: avoid erroring out after sock_init_data() in packet_create()
CVE-2024-53239 7.8 HIGH ALSA: 6fire: Release resources at card release

Showing top 20 of 221 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-56630

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