CVE-2021-46503

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

Jsish v3.5.0 was discovered to contain a heap-use-after-free via /usr/lib/x86_64-linux-gnu/libasan.so.4+0x79732. This vulnerability can lead to a Denial of Service (DoS).

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published: Jan 27, 2022
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-465045.5There is an Assertion 'vp != resPtr' failed at jsiEval.c in Jsish v3.5.0.CVE-2021-465055.5Jsish v3.5.0 was discovered to contain a stack overflow via /usr/lib/x86_64-linux-gnu/libasan.so.4+0x5b1e5.CVE-2021-465065.5There is an Assertion 'v->d.lval != v' failed at src/jsiValue.c in Jsish v3.5.0.CVE-2021-465075.5Jsish v3.5.0 was discovered to contain a stack overflow via Jsi_LogMsg at src/jsiUtils.c.CVE-2021-465085.5There is an Assertion `i < parts_cnt' failed at src/mjs_bcode.c in Cesanta MJS v2.20.0.CVE-2021-465097.8Cesanta MJS v2.20.0 was discovered to contain a stack overflow via snquote at mjs/src/mjs_json.c.CVE-2021-465105.5There is an Assertion `s < mjs->owned_strings.buf + mjs->owned_strings.len' failed at src/mjs_gc.c in Cesanta MJS v2.20.0.CVE-2021-465115.5There is an Assertion `m->len >= sizeof(v)' failed at src/mjs_core.c in Cesanta MJS v2.20.0.CVE-2021-465125.5Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_apply at src/mjs_exec.c. This vulnerability can lead to a Denial CVE-2021-465137.8Cesanta MJS v2.20.0 was discovered to contain a global buffer overflow via mjs_mk_string at mjs/src/mjs_string.c.CVE-2021-465145.5There is an Assertion 'ppos != NULL && mjs_is_number(*ppos)' failed at src/mjs_core.c in Cesanta MJS v2.20.0.CVE-2021-465155.5There is an Assertion `mjs_stack_size(&mjs->scopes) >= scopes_len' failed at src/mjs_exec.c in Cesanta MJS v2.20.0.