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CVE-2023-52471— ice: Fix some null pointer dereference issues in ice_ptp.c

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ice_ptp.c存在NULL指针取消引用问题。

AI Predicted 4.4 Difficulty: Theoretical EPSS 0.23% · P13

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 6

VendorProduct Version RangeStatus
Linux Linux d938a8cca88a5f02f523f95fe3d2d1214f4b4a8d< 3cd9b9bee33f39f6c6d52360fe381b89a7b12695 affected
d938a8cca88a5f02f523f95fe3d2d1214f4b4a8d< 3027e7b15b02d2d37e3f82d6b8404f6d37e3b8cf affected
6.7 affected
< 6.7 unaffected
6.7.2≤ 6.7.* unaffected
6.8≤ * unaffected
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I. Basic Information for CVE-2023-52471

Vulnerability Information
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Vulnerability Title
ice: Fix some null pointer dereference issues in ice_ptp.c
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ice: Fix some null pointer dereference issues in ice_ptp.c devm_kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.
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ice_ptp.c存在NULL指针取消引用问题。
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 d938a8cca88a5f02f523f95fe3d2d1214f4b4a8d ~ 3cd9b9bee33f39f6c6d52360fe381b89a7b12695 -
Linux Linux 6.7 -

II. Public POCs for CVE-2023-52471

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2023-52471

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Other References for CVE-2023-52471 (2)

Same Patch Batch · Linux · 2024-02-25 · 11 CVEs total

CVE-2023-52469 7.8 HIGH drivers/amd/pm: fix a use-after-free in kv_parse_power_table
CVE-2023-52465 power: supply: Fix null pointer dereference in smb2_probe
CVE-2023-52467 mfd: syscon: Fix null pointer dereference in of_syscon_register()
CVE-2023-52468 class: fix use-after-free in class_register()
CVE-2023-52470 drm/radeon: check the alloc_workqueue return value in radeon_crtc_init()
CVE-2023-52472 crypto: rsa - add a check for allocation failure
CVE-2023-52473 thermal: core: Fix NULL pointer dereference in zone registration error path
CVE-2021-46904 net: hso: fix null-ptr-deref during tty device unregistration
CVE-2021-46905 net: hso: fix NULL-deref on disconnect regression
CVE-2022-48626 moxart: fix potential use-after-free on remove path

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-52471

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