VulnerabilityModified
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).
HIGH 7.8EPSS 0.49%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.49% probability · 41th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- linux/linux kernel · debian/debian linux · netapp/h300s firmware · netapp/h410c firmware · netapp/h410s firmware · netapp/h500s firmware · netapp/h700s firmware
- Source
- secalert@redhat.com
References
- 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=22ed903eee23a5b174e240f1cdfa9acf393a5210Mailing List, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230622-0010/Third Party Advisory
- https://syzkaller.appspot.com/bug?extid=7e9494b8b399902e994eExploit, Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5448Third Party Advisory
- https://www.debian.org/security/2023/dsa-5480Third Party Advisory
- 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=22ed903eee23a5b174e240f1cdfa9acf393a5210Mailing List, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230622-0010/Third Party Advisory
- https://syzkaller.appspot.com/bug?extid=7e9494b8b399902e994eExploit, Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5448Third Party Advisory
- https://www.debian.org/security/2023/dsa-5480Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.