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CVE-2018-17182
An issue was discovered in the Linux kernel through 4.18.8. The vmacache_flush_all function in mm/vmacache.c mishandles sequence number…
High7.8EPSS 3.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
An issue was discovered in the Linux kernel through 4.18.8. The vmacache_flush_all function in mm/vmacache.c mishandles sequence number overflows. An attacker can trigger a use-after-free (and possibly gain privileges) via certain thread creation, map, unmap, invalidation, and dereference operations.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (16)
- USN-3776-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3776-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3777-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [debian-lts-announce] 20181003 [SECURITY] [DLA 1531-1] linux-4.9 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://security.netapp.com/advisory/ntap-20190204-0001/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2018:3656 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://github.com/torvalds/linux/commit/7a9cdebdcc17e426fb5287e4a82db1dfe86339b2 (opens in a new tab)x_refsource_MISCx_transferred
- DSA-4308 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 105417 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 45497 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- https://www.openwall.com/lists/oss-security/2018/09/18/4 (opens in a new tab)x_refsource_MISCx_transferred
- 1041748 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- USN-3777-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 106503 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7a9cdebdcc17e426fb5287e4a82db1dfe86339b2 (opens in a new tab)x_refsource_MISCx_transferred
- USN-3777-3 (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)
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[](https://trackcve.app/cve/CVE-2018-17182)Record last updated .