CVE-2026-2240 | BDVDB-2026-314481 Detail
janet-langjanet
Description#
A vulnerability has been found in janet-lang janet up to 1.40.1. The impacted element is the function janetc_pop_funcdef of the file src/core/compile.c. Such manipulation leads to out-of-bounds read. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The name of the patch is 4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5. A patch should be applied to remediate this issue.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: local.
Weaknesses#
References#
- https://vuldb.com/?id.344979
- https://vuldb.com/?ctiid.344979
- https://vuldb.com/?submit.753155
- https://github.com/janet-lang/janet/issues/1702
- https://github.com/janet-lang/janet/issues/1702#issuecomment-3790473369
- https://github.com/oneafter/0123/blob/main/ja4/repro
- https://github.com/janet-lang/janet/commit/4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5
- https://github.com/janet-lang/janet/
Exploit#
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.