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.
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No Fix Known
No patch has been released yet. Apply workarounds or mitigations where available.
| Vendor | Product | Versions | Fixed In |
|---|---|---|---|
| linux | linux_kernel | 3.16 - 3.16.58 | - |
| linux | linux_kernel | 3.17 - 3.18.123 | - |
| linux | linux_kernel | 3.19 - 4.4.157 |
Published
CVE disclosed publicly
Last Modified
Most recent update
Indexed to CVEInsight
Added to this platform
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
13
Affected Products
32
References
linux / linux_kernel
| - |
| linux | linux_kernel | 4.5 - 4.9.128 | - |
| linux | linux_kernel | 4.10 - 4.14.71 | - |
| linux | linux_kernel | 4.15 - 4.18.9 | - |
| canonical | ubuntu_linux | - | - |
| canonical | ubuntu_linux | - | - |
| canonical | ubuntu_linux | - | - |
| debian | debian_linux | - | - |
| debian | debian_linux | - | - |
| netapp | active_iq_performance_analytics_services | - | - |
| netapp | element_software | - | - |
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability
Impact