PRIOn knowledge basePRION:CVE-2021-45469Design/Logic Flaw
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2 High
AI Score
Confidence
High
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
30.4%
In __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15.11, there is an out-of-bounds memory access when an inode has an invalid last xattr entry.
| CPE | Name | Operator | Version |
|---|---|---|---|
| debian_linux | eq | 9.0 | |
| debian_linux | eq | 10.0 | |
| debian_linux | eq | 11.0 | |
| fedora | eq | 34 | |
| fedora | eq | 35 | |
| linux_kernel | le | 5.15.11 |
References
www.openwall.com/lists/oss-security/2021/12/25/1
bugzilla.kernel.org/show_bug.cgi?id=215235
git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git/commit/?h=dev&id=5598b24efaf4892741c798b425d543e4bed357a1
lists.debian.org/debian-lts-announce/2022/03/msg00012.html
lists.fedoraproject.org/archives/list/[email protected]/message/AK2C4A43BZSWATZWFUHHHUQF3HPIALNP/
lists.fedoraproject.org/archives/list/[email protected]/message/QG7XV2WXKMSMKIQKIBG5LW3Y3GXEWG5Q/
security.netapp.com/advisory/ntap-20220114-0003/
www.debian.org/security/2022/dsa-5050
www.debian.org/security/2022/dsa-5096
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2 High
AI Score
Confidence
High
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
30.4%