kernel: tmpfs: fix kernel BUG in shmem_delete_inode
Published Aug 8, 2008
4.9
MEDIUMCVSS 2.0
EPSS 0.53%
Description
The shmem_delete_inode function in mm/shmem.c in the tmpfs implementation in the Linux kernel before 2.6.26.1 allows local users to cause a denial of service (system crash) via a certain sequence of file create, remove, and overwrite operations, as demonstrated by the insserv program, related to allocation of "useless pages" and improper maintenance of the i_blocks count.
Affected products
No data.
Configuration 1
- < 2.6.26.1
Configuration 2
- 4.0
Configuration 3
- 6.06
- 7.10
- 8.04
No data.
MRG for RHEL-5
kernel-rt-0:2.6.24.7-81.el5rt
Fixed · RHSA-2008:0857
| Product | Package | State | Advisory |
|---|---|---|---|
| MRG for RHEL-5 | kernel-rt-0:2.6.24.7-81.el5rt | Fixed | RHSA-2008:0857 |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, and 5.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:N/I:N/A:C
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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.53% (0.00532) | 42.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.53% (0.00532) | 40.47th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.05% (0.00047) | 11.54th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 22, 2023 | 1.28% (0.01282) | 68.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
References (15)
- http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git%3Ba=commit%3Bh=14fcc23fdc78e9d32372553ccf21758a9bd56fa1 x_refsource_CONFIRM
- http://lkml.org/lkml/2008/7/26/71 mailing-listx_refsource_MLISTExploitThird Party Advisory
- http://secunia.com/advisories/31881 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/32190 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/32393 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://www.debian.org/security/2008/dsa-1636 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.26.1 x_refsource_CONFIRMBroken Link
- http://www.redhat.com/support/errata/RHSA-2008-0857.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.securityfocus.com/bid/31134 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/usn-659-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2008-3534 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=457507 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44489 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://nvd.nist.gov/vuln/detail/CVE-2008-3534
- https://www.cve.org/CVERecord?id=CVE-2008-3534
Change history (0)
No recorded changes yet.