SerenityOS TypedArray.cpp initialize_typed_array_from_array_buffer integer overflow
CVE-2021-4327

5.5MEDIUM

Key Information:

Vendor

Serenityos

Status
Serenityos
Vendor
CVE Published:
1 March 2023

What is CVE-2021-4327?

A vulnerability was found in SerenityOS. It has been rated as critical. Affected by this issue is the function initialize_typed_array_from_array_buffer in the library Userland/Libraries/LibJS/Runtime/TypedArray.cpp. The manipulation leads to integer overflow. The exploit has been disclosed to the public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The patch is identified as f6c6047e49f1517778f5565681fb64750b14bf60. It is recommended to apply a patch to fix this issue. VDB-222074 is the identifier assigned to this vulnerability.

Affected Version(s)

SerenityOS

References

https://vuldb.com/?id.222074
vdb-entrytechnical-description
https://vuldb.com/?ctiid.222074
signaturepermissions-required
https://devcraft.io/2021/02/11/serenityos-writing-a-full-...
exploit

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

William Bowling
.