CVE-2021-35331

HIGH

Tcl 8.6.11 - Use-After-Free in nmakehlp.c

Title source: llm
STIX 2.1

Description

In Tcl 8.6.11, a format string vulnerability in nmakehlp.c might allow code execution via a crafted file. NOTE: multiple third parties dispute the significance of this finding

References (4)

Core 4
Core References
Exploit, Vendor Advisory x_refsource_misc
https://core.tcl-lang.org/tcl/info/bad6cc213dfe8280
Exploit, Patch, Vendor Advisory x_refsource_misc
https://core.tcl-lang.org/tcl/info/28ef6c0c741408a2
Exploit, Third Party Advisory x_refsource_misc
https://sqlite.org/forum/info/7dcd751996c93ec9

Scores

CVSS v3 7.8
EPSS 0.0164
EPSS Percentile 73.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-134
Status published
Products (1)
tcl/tcl 8.6.11
Published Jul 05, 2021
Tracked Since Feb 18, 2026