Ubuntu.comUB:CVE-2018-12928CVE-2018-12928
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:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
19.5%
In the Linux kernel 4.15.0, a NULL pointer dereference was discovered in
hfs_ext_read_extent in hfs.ko. This can occur during a mount of a crafted
hfs filesystem.
Bugs
Notes
| Author | Note |
|---|---|
| sbeattie | As of 2019-09-06, there is no upstream fix available |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-aws-hwe | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-azure | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-azure | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-azure | < any | UNKNOWN |
References
groups.google.com/forum/#!msg/syzkaller-bugs/9SgQk_6tSZ4/zLhTm4r1AwAJ
launchpad.net/bugs/cve/CVE-2018-12928
lore.kernel.org/linux-fsdevel/[email protected]/
marc.info/?l=linux-fsdevel&m=152407263325766&w=2
nvd.nist.gov/vuln/detail/CVE-2018-12928
security-tracker.debian.org/tracker/CVE-2018-12928
www.cve.org/CVERecord?id=CVE-2018-12928
Related
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:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
19.5%