CVE-2022-44638

Katalog CVE

CVSS 8.8 · High EPSS 1,5%

Kerentanan Integer Overflow or Wraparound pada pixman, debian linux +1 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_edges_8 due to an integer overflow in pixman_sample_floor_y.

Rincian

Terbit di NVD

3 November 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-190: Integer Overflow or Wraparound

EPSS (30 hari)

1,5% peluang dieksploitasi; lebih tinggi dari 74,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://gitlab.freedesktop.org/pixman/pixman/-/issues/63 exploit · issue tracking · patch · advisory pihak ketiga
• http://packetstormsecurity.com/files/170121/pixman-pixman_sample_floor_y-Integer-Overflow.html exploit · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/11/msg00008.html mailing list · advisory pihak ketiga
• https://www.debian.org/security/2022/dsa-5276 advisory pihak ketiga
• http://www.openwall.com/lists/oss-security/2022/11/05/1 mailing list
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AJ5VY2VYXE4WT...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BY4OPSIB33ETN...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUJ2BULJTZ2BM...