Medium severity · published May 26, 2023
CVE-2023-2898
There is a null-pointer-dereference flaw found in f2fs_write_end_io in fs/f2fs/data.c in the Linux kernel
4.7
CVSS
0.2%
EPSS
No
On KEV
Description
There is a null-pointer-dereference flaw found in f2fs_write_end_io in fs/f2fs/data.c in the Linux kernel. This flaw allows a local privileged user to cause a denial of service problem.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 9% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
All versions, or not specified · source: vendor, NVD
DL
Debian Linux · Debian
10.0; 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
SS
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · Siemens
before V1.1 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-2898
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-2898
Mailing List
https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
Patch
https://lore.kernel.org/linux-f2fs-devel/20230522124203.3838360-1-chao%40kernel.org/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20230929-0002/
Third Party Advisory
https://www.debian.org/security/2023/dsa-5480
Third Party Advisory
https://www.debian.org/security/2023/dsa-5492
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-794697.html
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