CVE-2021-3472

Katalog CVE

CVSS 7.8 · High EPSS 1,1%

Kerentanan Integer Underflow (Wrap or Wraparound) pada x.org x server, fedoraproject fedora +2 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Rincian

Terbit di NVD

26 April 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-191: Integer Underflow (Wrap or Wraparound)

EPSS (30 hari)

1,1% peluang dieksploitasi; lebih tinggi dari 63,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://lists.x.org/archives/xorg-announce/2021-April/003080.html mailing list · patch · advisory vendor
• http://www.openwall.com/lists/oss-security/2021/04/13/1 mailing list · patch · advisory pihak ketiga
• https://bugzilla.redhat.com/show_bug.cgi?id=1944167 issue tracking · patch · advisory pihak ketiga
• https://gitlab.freedesktop.org/xorg/xserver/-/commit/7aaf54a1884f71dc363f0b884e57bcb67407a6cd patch · advisory pihak ketiga
• https://seclists.org/oss-sec/2021/q2/20 mailing list · patch · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/04/msg00013.html mailing list · advisory pihak ketiga
• https://security.gentoo.org/glsa/202104-02 advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-4893 advisory pihak ketiga
• https://www.tenable.com/plugins/nessus/148701 advisory pihak ketiga
• https://www.zerodayinitiative.com/advisories/ZDI-21-463/ advisory pihak ketiga · vdb entry
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDF7TAJE7NPZP...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MO6S5OPXUDYBS...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N63KL3T22HNFT...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEXPCLMVU25AU...