VDB

CVE-2019-11487

CVE-2019-11487 PUBLISHED

The Linux kernel before 5.1-rc5 allows page->_refcount reference count overflow, with resultant use-after-free issues, if about 140 GiB of RAM exists. This is related to fs/fuse/dev.c, fs/pipe.c, fs/splice.c, include/linux/mm.h, include/linux/pipe_fs_i.h, kernel/trace/trace.c, mm/gup.c, and mm/hugetlb.c. It can occur with FUSE requests.

EPSS 0.11% · 29.7th percentile

Risk Scores

EPSS Score
0.11%
29.7th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSlinux-kvm4.4.0-1041.47, 4.4.0-1043.49, 4.4.0-1046.52
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.155.15.0-1051.59~20.04.1.1, 5.15.0-1052.60~20.04.1.1, 5.15.0-1086.95~20.04.1.1
Ubuntu:18.04:LTSlinux-gke-4.154.15.0-1034.36, 4.15.0-1040.42, 4.15.0-1037.39
Ubuntu:18.04:LTSlinux-kvm4.15.0-1025.25, 4.15.0-1027.27, 4.15.0-1029.29
Ubuntu:Pro:FIPS:18.04:LTSlinux-gcp-fips0, 4.15.0-1001.1
Ubuntu:Pro:14.04:LTSlinux3.13.0-189.240, 3.13.0-8.27, 3.13.0-4.19
Ubuntu:16.04:LTSlinux-raspi24.4.0-1003.4, 4.4.0-1114.123, 4.4.0-1103.111
Ubuntu:18.04:LTSlinux-snapdragon4.4.0-1077.82, 4.15.0-1057.62, 4.4.0-1078.83
Ubuntu:18.04:LTSlinux-raspi24.15.0-1038.40, 4.15.0-1037.39, 4.15.0-1036.38
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1071.76, 4.4.0-1012.12, 4.4.0-1013.14
Ubuntu:18.04:LTSlinux-hwe-edge0, 5.0.0-16.17~18.04.1, 5.0.0-17.18~18.04.1
Ubuntu:22.04:LTSlinux-realtime5.15.0-1032.35, 0
Ubuntu:18.04:LTSlinux-azure4.15.0-1008.8, 4.15.0-1009.9, *
Ubuntu:20.04:LTSlinux-riscv5.4.0-37.42, 5.4.0-30.34, 5.4.0-27.31
Ubuntu:18.04:LTSlinux-gcp4.15.0-1024.25, 4.15.0-1025.26, 4.15.0-1026.27
Ubuntu:18.04:LTSlinux-oem4.15.0-1050.57, 4.15.0-1002.3, 4.15.0-1004.5
Ubuntu:24.04:LTSlinux-raspi-realtime6.8.0-2019.20, 0
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-aws-fips4.15.0-2000.4, 0
Ubuntu:Pro:FIPS:18.04:LTSlinux-azure-fips0, 4.15.0-1002.2
Ubuntu:22.04:LTSlinux-riscv5.15.0-1020.23, 5.15.0-1008.8, 5.15.0-1014.16

…and 21 more

Exploit Intelligence

Timeline

  • Apr 23, 2019 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Oct 26, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 28, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • May 1, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
  • Sep 4, 2022 EPSS Score
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