CVE-2022-49832None▾ SunlitIn the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map Here is the BUG report by KASAN about null pointer dereference: BUG: KASAN: null-ptr-deref in…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Nov 5.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.2%
In the Linux kernel, the following vulnerability has been resolved:
pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map
Here is the BUG report by KASAN about null pointer dereference:
BUG: KASAN: null-ptr-deref in strcmp+0x2e/0x50 Read of size 1 at addr 0000000000000000 by task python3/2640 Call Trace: strcmp __of_find_property of_find_property pinctrl_dt_to_map
kasprintf() would return NULL pointer when kmalloc() fail to allocate. So directly return ENOMEM, if kasprintf() return NULL pointer.
Linux >= 57291ce295c0aca738dd284c4a9c591c09ebee71 < aaf552c5d53abe4659176e099575fe870d2e4768Linux >= 57291ce295c0aca738dd284c4a9c591c09ebee71 < b4d9f55cd38435358bc16d580612bc0d798d7b4cLinux >= 57291ce295c0aca738dd284c4a9c591c09ebee71 < a988dcd3dd9e691c5ccc3324b209688f3b5453e9Linux >= 57291ce295c0aca738dd284c4a9c591c09ebee71 < 040f726fecd88121f3b95e70369785ad452dddf9Linux >= 57291ce295c0aca738dd284c4a9c591c09ebee71 < 777430aa4ddccaa5accec6db90ffc1d47f00d471Linux >= 57291ce295c0aca738dd284c4a9c591c09ebee71 < 97e5b508e96176f1a73888ed89df396d7041bfcbLinux >= 57291ce295c0aca738dd284c4a9c591c09ebee71 < 5834a3a98cd266ad35a229923c0adbd0addc8d68Linux >= 57291ce295c0aca738dd284c4a9c591c09ebee71 < 91d5c5060ee24fe8da88cd585bb43b843d2f0dceLinux 3.5Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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