CVE-2023-45682 Wild address read in vorbis_decode_packet_rest in stb_vorbis

2023-10-2023:27:04

CWE-125

GitHub_M

github.com

cve-2023-45682

wild address read

stb_vorbis

ogg vorbis

out of bounds

memory leakage

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

AI Score

6.7

Confidence

High

SSVC

Exploitation

poc

Automatable

yes

Technical Impact

partial

JSON

stb_vorbis is a single file MIT licensed library for processing ogg vorbis files. A crafted file may trigger out of bounds read in DECODE macro when var is negative. As it can be seen in the definition of DECODE_RAW a negative var is a valid value. This issue may be used to leak internal memory allocation information.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:nothings:stb:*:*:*:*:*:*:*:*"
    ],
    "vendor": "nothings",
    "product": "stb",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "custom",
        "lessThanOrEqual": "1.22"
      }
    ],
    "defaultStatus": "unknown"
  }
]