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.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://lore.kernel.org/linux-f2fs-devel/20230522124203.3838360-1-chao%40kernel.org/ Patch
- https://lore.kernel.org/linux-f2fs-devel/20230522124203.3838360-1-chao%40kernel.org/ Patch
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 4.7 · linux, debian, netappNVD modified 2026-10-14 21:17
Affected (CPE criteria) 9
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
References 12
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html Mailing List, Third Party Advisory
- https://lore.kernel.org/linux-f2fs-devel/20230522124203.3838360-1-chao%40kernel.org/ Patch
- 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 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html Mailing List, Third Party Advisory
- https://lore.kernel.org/linux-f2fs-devel/20230522124203.3838360-1-chao%40kernel.org/ Patch
- 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 Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
- https://cert-portal.siemens.com/productcert/html/ssa-831302.html