CVE-2026-2869

Name
CVE-2026-2869
Description
A vulnerability was identified in janet-lang janet up to 1.40.1. Affected by this vulnerability is the function janetc_varset of the file src/core/specials.c of the component handleattr Handler. The manipulation leads to out-of-bounds read. The attack can only be performed from a local environment. The exploit is publicly available and might be used. Upgrading to version 1.41.0 addresses this issue. The identifier of the patch is 2fabc80151a2b8834ee59cda8a70453f848b40e5. The affected component should be upgraded.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
cna@vuldb.com https://github.com/janet-lang/janet/
cna@vuldb.com https://github.com/janet-lang/janet/commit/2fabc80151a2b8834ee59cda8a70453f848b40e5
cna@vuldb.com https://github.com/janet-lang/janet/issues/1699
cna@vuldb.com https://github.com/janet-lang/janet/releases/tag/v1.41.0
cna@vuldb.com https://github.com/oneafter/0123/blob/main/ja1/repro
cna@vuldb.com https://vuldb.com/?ctiid.347106
cna@vuldb.com https://vuldb.com/?id.347106
cna@vuldb.com https://vuldb.com/?submit.754589

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:janet-lang:janet:*:*:*:*:*:*:*:* janet >= None <= 1.40.1

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
janet edge-community 1.40.1-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable
janet edge-community 1.40.0-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable
janet edge-community 1.39.1-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable
janet edge-community 1.39.0-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable
janet edge-community 1.38.0-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable
janet edge-community 1.37.1-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable
janet edge-community 1.36.0-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable
janet edge-community 1.22.0-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable
janet 3.23-community 1.40.1-r0 Will Sinatra <wpsinatra@gmail.com> possibly vulnerable