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CVE-2024-27401— firewire: nosy: ensure user_length is taken into account when fetching packet contents

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，该漏洞源于获取数据包内容时未考虑长度。

CVSS 7.8 · High EPSS 0.30% · P21

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 286468210d83ce0ca1e37e346ed9f4457a161650< 67f34f093c0f7bf33f5b4ae64d3d695a3b978285 affected
286468210d83ce0ca1e37e346ed9f4457a161650< 7b8c7bd2296e95b38a6ff346242356a2e7190239 affected
286468210d83ce0ca1e37e346ed9f4457a161650< cca330c59c54207567a648357835f59df9a286bb affected
286468210d83ce0ca1e37e346ed9f4457a161650< 79f988d3ffc1aa778fc5181bdfab312e57956c6b affected
286468210d83ce0ca1e37e346ed9f4457a161650< 4ee0941da10e8fdcdb34756b877efd3282594c1f affected
286468210d83ce0ca1e37e346ed9f4457a161650< 1fe60ee709436550f8cfbab01295936b868d5baa affected
286468210d83ce0ca1e37e346ed9f4457a161650< 539d51ac48bcfcfa1b3d4a85f8df92fa22c1d41c affected
286468210d83ce0ca1e37e346ed9f4457a161650< 38762a0763c10c24a4915feee722d7aa6e73eb98 affected
… +10 more rows
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I. Basic Information for CVE-2024-27401

Vulnerability Information
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Vulnerability Title
firewire: nosy: ensure user_length is taken into account when fetching packet contents
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: firewire: nosy: ensure user_length is taken into account when fetching packet contents Ensure that packet_buffer_get respects the user_length provided. If the length of the head packet exceeds the user_length, packet_buffer_get will now return 0 to signify to the user that no data were read and a larger buffer size is required. Helps prevent user space overflows.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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，该漏洞源于获取数据包内容时未考虑长度。
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 286468210d83ce0ca1e37e346ed9f4457a161650 ~ 67f34f093c0f7bf33f5b4ae64d3d695a3b978285 -
Linux Linux 2.6.36 -

II. Public POCs for CVE-2024-27401

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III. Intelligence Information for CVE-2024-27401

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Mailing List Discussions for CVE-2024-27401 (3)

Other References for CVE-2024-27401 (7)

Same Patch Batch · Linux · 2024-05-13 · 6 CVEs total

CVE-2024-27398 8.0 HIGH Bluetooth: Fix use-after-free bugs caused by sco_sock_timeout
CVE-2023-52656 7.8 HIGH io_uring: drop any code related to SCM_RIGHTS
CVE-2024-27400 7.8 HIGH drm/amdgpu: once more fix the call oder in amdgpu_ttm_move() v2
CVE-2024-27399 Bluetooth: l2cap: fix null-ptr-deref in l2cap_chan_timeout
CVE-2023-52655 usb: aqc111: check packet for fixup for true limit

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-27401

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