Seguridad de la Información

Alertas de Seguridad de la Información

Vulnerabilidades explotadas activamente, incidentes y análisis relevantes para México y LATAM. Actualizado automáticamente desde fuentes oficiales.

48 vulnerabilidades en CISA KEV — explotación activa confirmada Ver todas →

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F Crítico vulnerabilidad

[CVE-2026-40469] Integer overflow vulnerability has been found in "builtin.c" program file of gawk (do_sub() routine)…

Integer overflow vulnerability has been found in "builtin.c" program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects 32-bit builds of gawk in versions 5.4.0 and below.

F Alto vulnerabilidad

[CVE-2026-40553] Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk (ftype() …

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk (ftype() routine). This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below.

F Alto vulnerabilidad

[CVE-2026-40467] Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routi…

Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.

F Crítico vulnerabilidad

[CVE-2026-40468] Integer overflow vulnerability has been found in "builtin.c" program file of gawk. This issue may le…

Integer overflow vulnerability has been found in "builtin.c" program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and could be used to overwrite gawk heap metadata and objects with attacker-controlled bytes. It affects gawk in versions 5.4.0 and below.