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CVE-2024-53101— fs: Fix uninitialized value issue in from_kuid and from_kgid

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from_kuid和from_kgid函数中存在未初始化值问题，会破坏系统的稳定性或安全性。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 468eedde23d6c9335935773f4f5764267d5a7763< a0c77e5e3dcbffc7c6080ccc89c037f0c86496cf affected
468eedde23d6c9335935773f4f5764267d5a7763< 17ecb40c5cc7755a321fb6148cba5797431ee5b8 affected
468eedde23d6c9335935773f4f5764267d5a7763< 9db25c2b41c34963c3ccf473b08171f87670652e affected
468eedde23d6c9335935773f4f5764267d5a7763< b3e612bd8f64ce62e731e95f635e06a2efe3c80c affected
468eedde23d6c9335935773f4f5764267d5a7763< 5a72b0d3497b818d8f000c347a7c11801eb27bfc affected
468eedde23d6c9335935773f4f5764267d5a7763< 1cb5bfc5bfc651982b6203c224d49b7ddacf28bc affected
468eedde23d6c9335935773f4f5764267d5a7763< 1c28bca1256aecece6e94b26b85cd07e08b0dc90 affected
468eedde23d6c9335935773f4f5764267d5a7763< 15f34347481648a567db67fb473c23befb796af5 affected
… +10 more rows
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I. Basic Information for CVE-2024-53101

Vulnerability Information
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Vulnerability Title
fs: Fix uninitialized value issue in from_kuid and from_kgid
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: fs: Fix uninitialized value issue in from_kuid and from_kgid ocfs2_setattr() uses attr->ia_mode, attr->ia_uid and attr->ia_gid in a trace point even though ATTR_MODE, ATTR_UID and ATTR_GID aren't set. Initialize all fields of newattrs to avoid uninitialized variables, by checking if ATTR_MODE, ATTR_UID, ATTR_GID are initialized, otherwise 0.
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from_kuid和from_kgid函数中存在未初始化值问题，会破坏系统的稳定性或安全性。
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 468eedde23d6c9335935773f4f5764267d5a7763 ~ a0c77e5e3dcbffc7c6080ccc89c037f0c86496cf -
Linux Linux 2.6.39 -

II. Public POCs for CVE-2024-53101

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III. Intelligence Information for CVE-2024-53101

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Patches & Fixes for CVE-2024-53101 (2)

Same Patch Batch · Linux · 2024-11-25 · 6 CVEs total

CVE-2024-53096 7.8 HIGH mm: resolve faulty mmap_region() error path behaviour
CVE-2024-53100 7.8 HIGH nvme: tcp: avoid race between queue_lock lock and destroy
CVE-2024-53099 7.1 HIGH bpf: Check validity of link->type in bpf_link_show_fdinfo()
CVE-2024-53097 mm: krealloc: Fix MTE false alarm in __do_krealloc
CVE-2024-53098 drm/xe/ufence: Prefetch ufence addr to catch bogus address

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-53101

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