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
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.002 Low
EPSS
Percentile
59.2%
The Linux kernel before 5.4.2 mishandles ext4_expand_extra_isize, as
demonstrated by use-after-free errors in __ext4_expand_extra_isize and
ext4_xattr_set_entry, related to fs/ext4/inode.c and fs/ext4/super.c, aka
CID-4ea99936a163.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | <Β 4.15.0-88.88 | UNKNOWN |
ubuntu | 19.10 | noarch | linux | <Β 5.3.0-40.32 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | <Β 4.15.0-1060.62 | UNKNOWN |
ubuntu | 19.10 | noarch | linux-aws | <Β 5.3.0-1011.12 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws-5.0 | <Β 5.0.0-1024.27~18.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws-hwe | <Β 4.15.0-1060.62~16.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-azure | <Β 5.0.0-1029.31~18.04.1 | UNKNOWN |
ubuntu | 19.10 | noarch | linux-azure | <Β 5.3.0-1013.14 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-azure | <Β 4.15.0-1071.76~14.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | <Β 4.15.0-1071.76 | UNKNOWN |
bugzilla.kernel.org/show_bug.cgi?id=205609
bugzilla.kernel.org/show_bug.cgi?id=205707
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.2
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a
git.kernel.org/linus/4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a
github.com/torvalds/linux/commit/4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a
launchpad.net/bugs/cve/CVE-2019-19767
nvd.nist.gov/vuln/detail/CVE-2019-19767
security-tracker.debian.org/tracker/CVE-2019-19767
ubuntu.com/security/notices/USN-4258-1
ubuntu.com/security/notices/USN-4284-1
ubuntu.com/security/notices/USN-4287-1
ubuntu.com/security/notices/USN-4287-2
www.cve.org/CVERecord?id=CVE-2019-19767
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
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.002 Low
EPSS
Percentile
59.2%