CVE-2024-56406

Katalog CVE

CVSS 8.4 · High EPSS 0,54%

Kerentanan Heap-based Buffer Overflow pada perl. Skor CVSS 3.1 8.4 (High) menurut CISA ADP.

Deskripsi (NVD)

A heap buffer overflow vulnerability was discovered in Perl. Release branches 5.34, 5.36, 5.38 and 5.40 are affected, including development versions from 5.33.1 through 5.41.10. When there are non-ASCII bytes in the left-hand-side of the `tr` operator, `S_do_trans_invmap` can overflow the destination pointer `d`.    $ perl -e '$_ = "\x{FF}" x 1000000; tr/\xFF/\x{100}/;'    Segmentation fault (core dumped) It is believed that this vulnerability can enable Denial of Service and possibly Code Execution attacks on platforms that lack sufficient defenses.

Rincian

Terbit di NVD

13 April 2025

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-122: Heap-based Buffer Overflow
CWE-787: Out-of-bounds Write

EPSS (30 hari)

0,54% peluang dieksploitasi; lebih tinggi dari 43,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/Perl/perl5/commit/87f42aa0e0096e9a346c9672aa3a0bd3bef8c1dd.patch patch
• https://metacpan.org/release/SHAY/perl-5.38.4/changes release notes
• https://metacpan.org/release/SHAY/perl-5.40.2/changes release notes
• http://www.openwall.com/lists/oss-security/2025/04/13/3 mailing list
• http://www.openwall.com/lists/oss-security/2025/04/13/4 mailing list
• http://www.openwall.com/lists/oss-security/2025/04/13/5 mailing list