Ubuntu.comUB:CVE-2023-6531CVE-2023-6531
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.3 High
AI Score
Confidence
High
3.5 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:H/Au:S/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%
A use-after-free flaw was found in the Linux Kernel due to a race problem
in the unix garbage collector’s deletion of SKB races with
unix_stream_read_generic() on the socket that the SKB is queued on.
Bugs
- <https://bugzilla.redhat.com/show_bug.cgi?id=2253034>
- <https://bugzilla.suse.com/show_bug.cgi?id=1218447>
Notes
| Author | Note |
|---|---|
| rodrigo-zaiden | break commit is the fix commit for CVE-2022-2602 |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 23.10 | noarch | linux | < 6.5.0-17.17 | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-aws | < 6.5.0-1013.13 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws-6.5 | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-azure | < 6.5.0-1015.15 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-azure-6.5 | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-gcp | < 6.5.0-1013.13 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-gcp-6.5 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-hwe-6.5 | < 6.5.0-17.17~22.04.1 | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-laptop | < 6.5.0-1009.12 | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-lowlatency | < 6.5.0-17.17.1 | UNKNOWN |
References
git.kernel.org/linus/705318a99a138c29a512a72c3e0043b3cd7f55f4 (6.7-rc5)
launchpad.net/bugs/cve/CVE-2023-6531
lore.kernel.org/all/c716c88321939156909cfa1bd8b0faaf1c804103.1701868795.git.asml.silence@gmail.com/
nvd.nist.gov/vuln/detail/CVE-2023-6531
security-tracker.debian.org/tracker/CVE-2023-6531
ubuntu.com/security/notices/USN-6624-1
ubuntu.com/security/notices/USN-6639-1
ubuntu.com/security/notices/USN-6652-1
www.cve.org/CVERecord?id=CVE-2023-6531
Related
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.3 High
AI Score
Confidence
High
3.5 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:H/Au:S/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%