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CVE-2024-27072— media: usbtv: Remove useless locks in usbtv_video_free()

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usbtv_video_free函数中存在无用的锁。

AI Predicted 5.5 Difficulty: Easy EPSS 0.21% · P11

Affected Version Matrix 14

VendorProduct Version RangeStatus
Linux Linux f3d27f34fdd7701e499617d2c1d94480a98f6d07< 4ec4641df57cbdfdc51bb4959afcdbcf5003ddb9 affected
f3d27f34fdd7701e499617d2c1d94480a98f6d07< d5ed208d04acf06781d63d30f9fa991e8d609ebd affected
f3d27f34fdd7701e499617d2c1d94480a98f6d07< bdd82c47b22a8befd617b723098b2a41b77373c7 affected
f3d27f34fdd7701e499617d2c1d94480a98f6d07< dea46e246ef0f98d89d59a4229157cd9ffb636bf affected
f3d27f34fdd7701e499617d2c1d94480a98f6d07< 3e7d82ebb86e94643bdb30b0b5b077ed27dce1c2 affected
f3d27f34fdd7701e499617d2c1d94480a98f6d07< 65e6a2773d655172143cc0b927cdc89549842895 affected
3.11 affected
< 3.11 unaffected
… +6 more rows
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I. Basic Information for CVE-2024-27072

Vulnerability Information
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Vulnerability Title
media: usbtv: Remove useless locks in usbtv_video_free()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: media: usbtv: Remove useless locks in usbtv_video_free() Remove locks calls in usbtv_video_free() because are useless and may led to a deadlock as reported here: https://syzkaller.appspot.com/x/bisect.txt?x=166dc872180000 Also remove usbtv_stop() call since it will be called when unregistering the device. Before 'c838530d230b' this issue would only be noticed if you disconnect while streaming and now it is noticeable even when disconnecting while not streaming. [hverkuil: fix minor spelling mistake in log message]
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usbtv_video_free函数中存在无用的锁。
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 f3d27f34fdd7701e499617d2c1d94480a98f6d07 ~ 4ec4641df57cbdfdc51bb4959afcdbcf5003ddb9 -
Linux Linux 3.11 -

II. Public POCs for CVE-2024-27072

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III. Intelligence Information for CVE-2024-27072

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Other References for CVE-2024-27072 (4)

Same Patch Batch · Linux · 2024-05-01 · 159 CVEs total

CVE-2024-27388 9.8 CRITICAL SUNRPC: fix some memleaks in gssx_dec_option_array
CVE-2024-26953 9.8 CRITICAL net: esp: fix bad handling of pages from page_pool
CVE-2024-26931 8.8 HIGH scsi: qla2xxx: Fix command flush on cable pull
CVE-2024-26990 8.8 HIGH KVM: x86/mmu: Write-protect L2 SPTEs in TDP MMU when clearing dirty status
CVE-2024-27053 8.8 HIGH wifi: wilc1000: fix RCU usage in connect path
CVE-2024-26952 8.3 HIGH ksmbd: fix potencial out-of-bounds when buffer offset is invalid
CVE-2024-27018 8.2 HIGH netfilter: br_netfilter: skip conntrack input hook for promisc packets
CVE-2024-26936 8.2 HIGH ksmbd: validate request buffer size in smb2_allocate_rsp_buf()
CVE-2024-26980 8.2 HIGH ksmbd: fix slab-out-of-bounds in smb2_allocate_rsp_buf
CVE-2024-26954 8.1 HIGH ksmbd: fix slab-out-of-bounds in smb_strndup_from_utf16()
CVE-2024-27050 7.8 HIGH libbpf: Use OPTS_SET() macro in bpf_xdp_query()
CVE-2024-26966 7.8 HIGH clk: qcom: mmcc-apq8084: fix terminating of frequency table arrays
CVE-2024-26974 7.8 HIGH crypto: qat - resolve race condition during AER recovery
CVE-2024-26976 7.8 HIGH KVM: Always flush async #PF workqueue when vCPU is being destroyed
CVE-2024-27062 7.8 HIGH nouveau: lock the client object tree.
CVE-2024-27061 7.8 HIGH crypto: sun8i-ce - Fix use after free in unprepare
CVE-2024-26983 7.8 HIGH bootconfig: use memblock_free_late to free xbc memory to buddy
CVE-2024-27058 7.8 HIGH tmpfs: fix race on handling dquot rbtree
CVE-2024-27056 7.8 HIGH wifi: iwlwifi: mvm: ensure offloading TID queue exists
CVE-2024-27017 7.8 HIGH netfilter: nft_set_pipapo: walk over current view on netlink dump

Showing top 20 of 159 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-27072

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