kernel: NULL pointer dereference in xfs_da_shrink_inode function
Published Jul 3, 2018
5.5
MEDIUMCVSS 3.0
EPSS 2.18%
Description
An issue was discovered in fs/xfs/libxfs/xfs_attr_leaf.c in the Linux kernel through 4.17.3. An OOPS may occur for a corrupted xfs image after xfs_da_shrink_inode() is called with a NULL bp.
Affected products
No data.
Configuration 1
- ≤ 4.17.3
Configuration 2
- 14.04
- 16.04
- 18.04
No data.
Red Hat Enterprise Linux 7
kernel-0:3.10.0-1062.el7
Fixed · RHSA-2019:2029
Red Hat Enterprise Linux 7
kernel-alt-0:4.14.0-115.7.1.el7a
Fixed · RHSA-2019:0831
Red Hat Enterprise Linux 7
kernel-rt-0:3.10.0-1062.rt56.1022.el7
Fixed · RHSA-2019:2043
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 8
kernel
Not affected
Red Hat Enterprise MRG 2
realtime-kernel
Fix deferred
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | kernel-0:3.10.0-1062.el7 | Fixed | RHSA-2019:2029 |
| Red Hat Enterprise Linux 7 | kernel-alt-0:4.14.0-115.7.1.el7a | Fixed | RHSA-2019:0831 |
| Red Hat Enterprise Linux 7 | kernel-rt-0:3.10.0-1062.rt56.1022.el7 | Fixed | RHSA-2019:2043 |
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel | Not affected | n/a |
| Red Hat Enterprise MRG 2 | realtime-kernel | Fix deferred | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.18% (0.02179) | 81.69th | v5 (v2026.06.15) |
| Sep 22, 2026 | 2.18% (0.02179) | 81.56th | v5 (v2026.06.15) |
| Sep 21, 2026 | 4.06% (0.04057) | 90.23th | v5 (v2026.06.15) |
| Sep 6, 2026 | 2.18% (0.02179) | 81.17th | v5 (v2026.06.15) |
| Sep 5, 2026 | 4.06% (0.04057) | 90.01th | v5 (v2026.06.15) |
| Aug 30, 2026 | 2.18% (0.02179) | 81.07th | v5 (v2026.06.15) |
| Aug 28, 2026 | 4.06% (0.04057) | 89.95th | v5 (v2026.06.15) |
| Aug 24, 2026 | 2.18% (0.02179) | 80.97th | v5 (v2026.06.15) |
| Aug 23, 2026 | 4.06% (0.04057) | 89.91th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.20% (0.02197) | 80.11th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.17% (0.00170) | 35.90th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.30% (0.00303) | 70.48th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.30% (0.00303) | 68.83th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.30% (0.00303) | 65.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00254) | 61.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.69% (0.02686) | 82.85th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.69% (0.02686) | 62.66th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.88% (0.02880) | 63.65th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.88% (0.02880) | 0.00th | v1 |
References (17)
- https://access.redhat.com/errata/RHSA-2019:0831 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2019:2029 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2019:2043 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2018-13094 Vendor Advisory
- https://bugzilla.kernel.org/show_bug.cgi?id=199969 x_refsource_MISCExploitIssue TrackingThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1597771 Issue Tracking
- https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a x_refsource_MISCPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a x_refsource_MISCPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2018-13094
- https://usn.ubuntu.com/3752-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3752-2/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3752-3/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3753-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3753-2/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3754-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-13094
Change history (0)
No recorded changes yet.