ASB-A-245406696

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Import Source
https://storage.googleapis.com/android-osv-test/ASB-A-245406696.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-245406696
Aliases
Published
2023-02-01T00:00:00Z
Modified
2024-10-23T16:43:06.926828Z
Summary
[none]
Details

In multiple functions of extents.c, there is a possible out of bounds read due to uninitialized data. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / :linux_kernel:

Package

Name
:linux_kernel:

Affected ranges

Type
ECOSYSTEM
Events
Introduced
:0
Fixed
:2023-02-05

Affected versions

Other

Kernel

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
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                    "51319408034959105330974098697356017529",
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                    "110022765742622761164213413285828158164",
                    "184586808288376308298158792635999809476",
                    "127359033965561290498045986322230088270",
                    "194799918441195152958042076887609734007",
                    "266555255397832427611064751693224850387",
                    "62120813187215708036004986929357462327",
                    "203296511091826565336955712105399805879"
                ]
            },
            "id": "ASB-A-245406696-163502d4",
            "source": "https://android.googlesource.com/kernel/common/+/ce3aba43599f0",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "fs/ext4/extents.c"
            },
            "signature_type": "Line"
        },
        {
            "digest": {
                "length": 257.0,
                "function_hash": "108512274644312616448934776004964943115"
            },
            "id": "ASB-A-245406696-a64c2384",
            "source": "https://android.googlesource.com/kernel/common/+/ce3aba43599f0",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "fs/ext4/extents.c",
                "function": "ext4_ext_tree_init"
            },
            "signature_type": "Function"
        },
        {
            "digest": {
                "length": 5166.0,
                "function_hash": "208517607189020705050717253614082309300"
            },
            "id": "ASB-A-245406696-ba082be7",
            "source": "https://android.googlesource.com/kernel/common/+/ce3aba43599f0",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "fs/ext4/extents.c",
                "function": "ext4_ext_split"
            },
            "signature_type": "Function"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/kernel/common/+/ce3aba43599f0"
    ],
    "spl": "2023-02-05",
    "severity": "High",
    "types": [
        "ID"
    ]
}