Ubuntu.comUB:CVE-2023-1611CVE-2023-1611
6.3 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
2.4 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:H/Au:S/C:P/I:N/A:P
0.0004 Low
EPSS
Percentile
5.2%
A use-after-free flaw was found in btrfs_search_slot in fs/btrfs/ctree.c in
btrfs in the Linux Kernel.This flaw allows an attacker to crash the system
and possibly cause a kernel information lea
Bugs
- <https://bugzilla.redhat.com/show_bug.cgi?id=2181342>
- <https://bugzilla.suse.com/show_bug.cgi?id=1209687>
Notes
| Author | Note |
|---|---|
| sbeattie | possibly requires admin privileges to trigger quota disable ioctl needed to exploit |
| cascardo | requires CAP_SYS_ADMIN capability in the initial user namespace |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux | < 4.15.0-214.225) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < 5.4.0-156.173 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < 5.15.0-79.86 | UNKNOWN |
| ubuntu | 23.04 | noarch | linux | < 6.2.0-23.23 | UNKNOWN |
| ubuntu | 16.04 | noarch | linux | < 4.4.0-243.277) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1159.172) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < 5.4.0-1107.115 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < 5.15.0-1042.47 | UNKNOWN |
| ubuntu | 23.04 | noarch | linux-aws | < 6.2.0-1005.5 | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-aws | < any | UNKNOWN |
References
git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git/commit/?h=next-fixes&id=2f1a6be12ab6c8470d5776e68644726c94257c54
launchpad.net/bugs/cve/CVE-2023-1611
lore.kernel.org/linux-btrfs/35b9a70650ea947387cf352914a8774b4f7e8a6f.1679481128.git.fdmanana@suse.com/
nvd.nist.gov/vuln/detail/CVE-2023-1611
security-tracker.debian.org/tracker/CVE-2023-1611
ubuntu.com/security/notices/USN-6175-1
ubuntu.com/security/notices/USN-6186-1
ubuntu.com/security/notices/USN-6252-1
ubuntu.com/security/notices/USN-6254-1
ubuntu.com/security/notices/USN-6284-1
ubuntu.com/security/notices/USN-6300-1
ubuntu.com/security/notices/USN-6301-1
ubuntu.com/security/notices/USN-6311-1
ubuntu.com/security/notices/USN-6312-1
ubuntu.com/security/notices/USN-6314-1
ubuntu.com/security/notices/USN-6331-1
ubuntu.com/security/notices/USN-6332-1
ubuntu.com/security/notices/USN-6337-1
ubuntu.com/security/notices/USN-6347-1
ubuntu.com/security/notices/USN-6385-1
www.cve.org/CVERecord?id=CVE-2023-1611
Related
6.3 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
2.4 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:H/Au:S/C:P/I:N/A:P
0.0004 Low
EPSS
Percentile
5.2%