Ubuntu.comUB:CVE-2019-19815CVE-2019-19815
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
7.1 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
44.2%
In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can
cause a NULL pointer dereference in f2fs_recover_fsync_data in
fs/f2fs/recovery.c. This is related to F2FS_P_SB in fs/f2fs/f2fs.h.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux-hwe | < 5.3.0-26.28~18.04.1 | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-azure-4.15 | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-gcp-4.15 | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-gkeop-5.15 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-azure-fde | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-kvm | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-oracle | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-gkeop | < any | UNKNOWN |
References
github.com/bobfuzzer/CVE/tree/master/CVE-2019-19815
github.com/torvalds/linux/commit/4969c06a0d83c9c3dc50b8efcdc8eeedfce896f6#diff-41a7fa4590d2af87e82101f2b4dadb56
launchpad.net/bugs/cve/CVE-2019-19815
nvd.nist.gov/vuln/detail/CVE-2019-19815
security-tracker.debian.org/tracker/CVE-2019-19815
www.cve.org/CVERecord?id=CVE-2019-19815
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
7.1 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
44.2%