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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2024-23850
HistoryJan 23, 2024 - 9:15 a.m.

CVE-2024-23850

2024-01-2309:15:36
Debian Security Bug Tracker
security-tracker.debian.org
13
btrfs file system crash subvolume creation

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

6.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%

In btrfs_get_root_ref in fs/btrfs/disk-io.c in the Linux kernel through 6.7.1, there can be an assertion failure and crash because a subvolume can be read out too soon after its root item is inserted upon subvolume creation.

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

6.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%