Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2024-47677

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
21/10/2024
Last modified:
22/10/2024

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> exfat: resolve memory leak from exfat_create_upcase_table()<br /> <br /> If exfat_load_upcase_table reaches end and returns -EINVAL,<br /> allocated memory doesn&amp;#39;t get freed and while<br /> exfat_load_default_upcase_table allocates more memory, leading to a<br /> memory leak.<br /> <br /> Here&amp;#39;s link to syzkaller crash report illustrating this issue:<br /> https://syzkaller.appspot.com/text?tag=CrashReport&amp;x=1406c201980000

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
5.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.8 (including) 6.10.13 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.11 (including) 6.11.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools