CVE-2020-35531

In LibRaw, an out-of-bounds read vulnerability exists within the gethuffmandiff() function (libraw\src\x3f\x3futilspatched.cpp) when reading data from an image file.

Database specific

{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "10.0"
                },
                {
                    "last_affected": "10.0"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "debian:debian_linux",
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "extracted_events": [
                {
                    "introduced": "0.20.0-rc2"
                },
                {
                    "last_affected": "0.20.0-rc2"
                },
                {
                    "introduced": "0.21.0-beta1"
                },
                {
                    "last_affected": "0.21.0-beta1"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "libraw:libraw",
            "cpes": [
                "cpe:2.3:a:libraw:libraw:0.20.0:rc2:*:*:*:*:*:*",
                "cpe:2.3:a:libraw:libraw:0.21.0:beta1:*:*:*:*:*:*"
            ]
        }
    ]
}

References

Affected packages

Git / github.com/libraw/libraw

Affected ranges

Type

GIT

Repo

https://github.com/libraw/libraw

Events

Introduced

2aee1220d5ecdcb8887b11c3d505a900570852c6

Last affected

0209b6a2caec189e6d1a9b21c10e9e49f46e5a92

Fixed

d75af00681a74dcc8b929207eb895611a6eceb68

Database specific

Show details

{
    "extracted_events": [
        {
            "introduced": "0.20.0-NA"
        },
        {
            "last_affected": "0.20.0-NA"
        },
        {
            "introduced": "0.20.1"
        },
        {
            "last_affected": "0.20.1"
        },
        {
            "introduced": "0.20.2"
        },
        {
            "last_affected": "0.20.2"
        }
    ],
    "source": [
        "CPE_STRING",
        "REFERENCES"
    ],
    "cpe": [
        "cpe:2.3:a:libraw:libraw:0.20.0:-:*:*:*:*:*:*",
        "cpe:2.3:a:libraw:libraw:0.20.1:*:*:*:*:*:*:*",
        "cpe:2.3:a:libraw:libraw:0.20.2:*:*:*:*:*:*:*"
    ]
}

Affected versions

0.*

0.20.0

0.20.0-NA

0.20.1

0.20.2

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-35531.json"

vanir_signatures

[
    {
        "target": {
            "file": "src/x3f/x3f_utils_patched.cpp"
        },
        "deprecated": false,
        "source": "https://github.com/libraw/libraw/commit/d75af00681a74dcc8b929207eb895611a6eceb68",
        "id": "CVE-2020-35531-7bddd3b9",
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "269332160796483417546911602276352633158",
                "78164506390049076242059571772957966124",
                "28630916908384331462296952752420795653"
            ]
        },
        "signature_type": "Line"
    },
    {
        "target": {
            "function": "huffman_decode_row",
            "file": "src/x3f/x3f_utils_patched.cpp"
        },
        "deprecated": false,
        "source": "https://github.com/libraw/libraw/commit/d75af00681a74dcc8b929207eb895611a6eceb68",
        "id": "CVE-2020-35531-aecde9ab",
        "signature_version": "v1",
        "digest": {
            "length": 1077.0,
            "function_hash": "263511210699484963887705548530792927049"
        },
        "signature_type": "Function"
    }
]

vanir_signatures_modified

"2026-07-08T20:42:39Z"