PT-2025-45149 · Quickjs+1 · Quickjs+1

Im-Razvan · Published 2025-11-05 · Updated 2026-01-08 · CVE-2025-12745

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions QuickJS versions prior to eb2c89087def1829ed99630cb14b549d7a98408c

Description A flaw exists in QuickJS that allows for a buffer over-read. This issue is related to the js array buffer slice function within the quickjs.c file. Exploitation is limited to local execution. The exploit code has been publicly released.

Recommendations Deploy patch c6fe5a98fd3ef3b7064e6e0145dfebfe12449fea.

Exploit

Fix

Buffer Overflow

Buffer Over-read

Out of bounds Read

Weakness Enumeration

CWE-119

CWE-126

CWE-125

Related Identifiers

CVE-2025-12745

Affected Products

Debian

Quickjs

References · 16

• 🔥 https://github.com/bellard/quickjs/issues/451#issue-3533698042 · Exploit
• 🔥 https://github.com/bellard/quickjs/issues/451#issuecomment-3481807558 · Exploit
• 🔥 https://github.com/bellard/quickjs/issues/451 · Exploit
• 🔥 https://vuldb.com/?submit.678850 · Exploit
• https://github.com/bellard/quickjs/commit/c6fe5a98fd3ef3b7064e6e0145dfebfe12449fea · Patch
• https://osv.dev/vulnerability/CVE-2025-12745 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2025-12745 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-12745 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-12745 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-12745 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-12745 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-12745 · Security Note
• https://t.me/CVEtracker/36636 · Telegram Post
• https://vuldb.com/?ctiid.331268 · Note
• https://t.me/cveNotify/148133 · Telegram Post