CVE-2026-24881

Katalog CVE

CVSS 9.8 · Critical EPSS 1,8%

Kerentanan Stack-based Buffer Overflow pada gnupg, gpg4win. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

In GnuPG before 2.5.17, a crafted CMS (S/MIME) EnvelopedData message carrying an oversized wrapped session key can cause a stack-based buffer overflow in gpg-agent during PKDECRYPT--kem=CMS handling. This can easily be leveraged for denial of service; however, there is also memory corruption that could lead to remote code execution.

Rincian

Terbit di NVD

27 Januari 2026

Terakhir diubah

15 Juli 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-121: Stack-based Buffer Overflow

EPSS (30 hari)

1,8% peluang dieksploitasi; lebih tinggi dari 78,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.openwall.com/lists/oss-security/2026/01/27/8 mailing list · advisory pihak ketiga
• https://dev.gnupg.org/T8044 exploit · product
• https://access.redhat.com/security/cve/CVE-2026-24881
• https://bugzilla.redhat.com/show_bug.cgi?id=2433480
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-24881.json