PT-2026-22538 · Yosyshq · Yosys

Oneafter · Publicado 2026-03-02 · Atualizado 2026-03-02 · CVE-2026-3407

Positive Technologies (AI Summary)

CVSS v3.1

3.3

Baixa

Vetor base

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

Name of the Vulnerable Software and Affected Versions YosysHQ yosys versions prior to 0.63

Description A heap-based buffer overflow exists in YosysHQ yosys due to a flaw in the BLIF File Parser component, specifically within the Yosys::RTLIL::Const::set function located in the kernel/rtlil.h file. This manipulation can be triggered on a local host. The exploit has been publicly disclosed.

Recommendations Apply a patch to address this issue.

Exploit

Correção

Heap Based Buffer Overflow

Buffer Overflow

Enumeração de Fraquezas

CWE-122

CWE-119

Identificadores relacionados

CVE-2026-3407

Produtos afetados

Yosys

Referências · 14

• 🔥 https://github.com/oneafter/0210/blob/main/yo2/repro · Exploit
• https://github.com/YosysHQ/yosys/pull/5680 · Correção
• https://github.com/YosysHQ/yosys/issues/5677 · Nota
• https://github.com/YosysHQ/yosys/pull/5681 · Correção
• https://nvd.nist.gov/vuln/detail/CVE-2026-3407 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2026-3407 · Aviso do Fabricante
• https://t.me/cveNotify/153689 · Publicação no Telegram
• https://github.com/YosysHQ/yosys · Nota
• https://twitter.com/cyberbivash/status/2028338041534734846 · Publicação no Twitter
• https://t.me/CVEtracker/46079 · Publicação no Telegram
• https://twitter.com/VulmonFeeds/status/2028314874296578384 · Publicação no Twitter
• https://vuldb.com/?ctiid.348302 · Nota
• https://vuldb.com/?id.348302 · Nota
• https://vuldb.com/?submit.763755 · Nota