In the Linux kernel, the following vulnerability has been resolved:
soc: qcom: socinfo: Avoid out of bounds read of serial number
On MSM8916 devices, the serial number exposed in sysfs is constant and does
not change across individual devices. It's always:
db410c:/sys/devices/soc0$ cat serial_number
2644893864
The firmware used on MSM8916 exposes SOCINFO_VERSION(0, 8), which does not
have support for the serial_num field in the socinfo struct. There is an
existing check to avoid exposing the serial number in that case, but it's
not correct: When checking the item_size returned by SMEM, we need to make
sure the *end* of the serial_num is within bounds, instead of comparing
with the *start* offset. The serial_number currently exposed on MSM8916
devices is just an out of bounds read of whatever comes after the socinfo
struct in SMEM.
Fix this by changing offsetof() to offsetofend(), so that the size of the
field is also taken into account.
Metrics
Affected Vendors & Products
References
History
Thu, 13 Mar 2025 12:30:00 +0000
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References |
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Fri, 07 Mar 2025 13:00:00 +0000
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First Time appeared |
Linux
Linux linux Kernel |
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Weaknesses | CWE-125 | |
CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | |
Vendors & Products |
Linux
Linux linux Kernel |
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Metrics |
cvssV3_1
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cvssV3_1
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Fri, 28 Feb 2025 02:00:00 +0000
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References |
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Metrics |
threat_severity
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cvssV3_1
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Thu, 27 Feb 2025 02:45:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: soc: qcom: socinfo: Avoid out of bounds read of serial number On MSM8916 devices, the serial number exposed in sysfs is constant and does not change across individual devices. It's always: db410c:/sys/devices/soc0$ cat serial_number 2644893864 The firmware used on MSM8916 exposes SOCINFO_VERSION(0, 8), which does not have support for the serial_num field in the socinfo struct. There is an existing check to avoid exposing the serial number in that case, but it's not correct: When checking the item_size returned by SMEM, we need to make sure the *end* of the serial_num is within bounds, instead of comparing with the *start* offset. The serial_number currently exposed on MSM8916 devices is just an out of bounds read of whatever comes after the socinfo struct in SMEM. Fix this by changing offsetof() to offsetofend(), so that the size of the field is also taken into account. | |
Title | soc: qcom: socinfo: Avoid out of bounds read of serial number | |
References |
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Status: PUBLISHED
Assigner: Linux
Published: 2025-02-27T02:12:03.593Z
Updated: 2025-03-24T15:37:51.766Z
Reserved: 2025-02-27T02:10:48.227Z
Link: CVE-2024-58007

No data.

Status : Modified
Published: 2025-02-27T03:15:11.680
Modified: 2025-03-13T13:15:43.833
Link: CVE-2024-58007
