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CVE-2018-7995
Race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel through 4.15.7 allows…
Medium4.7EPSS 0.30%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (panic) by leveraging root access to write to the check_interval file in a /sys/devices/system/machinecheck/machinecheck<cpu number> directory. NOTE: a third party has indicated that this report is not security relevant
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium4.7 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.30% · top 77% of all CVEs (3 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.
Weakness
Affected products
n/a
- affected n/a
References (10)
- DSA-4187 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- USN-3654-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugzilla.suse.com/show_bug.cgi?id=1084755 (opens in a new tab)x_refsource_MISCx_transferred
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b3b7c4795ccab5be71f080774c45bbbcc75c2aaf (opens in a new tab)x_refsource_MISCx_transferred
- DSA-4188 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://lkml.org/lkml/2018/3/2/970 (opens in a new tab)x_refsource_MISCx_transferred
- 103356 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-3654-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [debian-lts-announce] 20180502 [SECURITY] [DLA 1369-1] linux security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-3656-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-7995)Record last updated .