CVE-2026-63824

תיאור (מקור, אנגלית)

In the Linux kernel, the following vulnerability has been resolved: KEYS: fix overflow in keyctl_pkey_params_get_2() The length for the internal output buffer is calculated incorrectly, which can result overflow when a too small buffer is provided. Fix the bug by allocating internal output with the size of the maximum length of the cryptographic primitive instead of caller provided size.

מדדים

CVSS 3.1

7.8 (HIGH) מקור הציון: CNA CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — סבירות ניצול

0% (אחוזון 000) נכון ל-3/8/2026

קישורים

• https://git.kernel.org/stable/c/0f3058d7d26f81df9b68a18ddbe164bdc3c5eff3
• https://git.kernel.org/stable/c/5165f1cc727f1322456735df212d8e26ec237a8d
• https://git.kernel.org/stable/c/5966e4e2ba213ab7ad559166152eb4f1f170dd2c
• https://git.kernel.org/stable/c/622ec2dcd59f21623f2a7ab773c80ceb7d555e3a
• https://git.kernel.org/stable/c/670fc6a311ed321522b7fff92cf0fc376b4f6e78
• https://git.kernel.org/stable/c/b11c1fa32667692a2c0566e10163758e786e430c
• https://git.kernel.org/stable/c/b1e247338bc71826a2d2def3e0874c34749df69a
• https://git.kernel.org/stable/c/cb481e59ea6cae3b7796ac1d7a22b6b24c3f3c0b