High severity · published May 15, 2023
CVE-2023-2124
An out-of-bounds memory access flaw was found in the Linux kernel’s XFS file system in how a user restores an XFS image after failure (with a dirty log journal)
7.8
CVSS
0.5%
EPSS
No
On KEV
Description
An out-of-bounds memory access flaw was found in the Linux kernel’s XFS file system in how a user restores an XFS image after failure (with a dirty log journal). This flaw allows a local user to crash or potentially escalate their privileges on the system.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
before 6.4 · source: NVD
DL
Debian Linux · Debian
11.0; 12.0 · source: NVD
HF
H300s Firmware · Netapp
All versions, or not specified · source: NVD
HF
H410c Firmware · Netapp
All versions, or not specified · source: NVD
HF
H410s Firmware · Netapp
All versions, or not specified · source: NVD
HF
H500s Firmware · Netapp
All versions, or not specified · source: NVD
HF
H700s Firmware · Netapp
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-2124
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-2124
Mailing List
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/xfs/xfs_buf_item_recover.c?h=v6.4-rc1&id=22ed903eee23a5b174e240f1cdfa9acf393a5210
Mailing List
https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
Third Party Advisory
https://security.netapp.com/advisory/ntap-20230622-0010/
Exploit
https://syzkaller.appspot.com/bug?extid=7e9494b8b399902e994e
Third Party Advisory
https://www.debian.org/security/2023/dsa-5448
Third Party Advisory
https://www.debian.org/security/2023/dsa-5480
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