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CVE-2017-18017 PUBLISHED

The tcpmss_mangle_packet function in net/netfilter/xt_TCPMSS.c in the Linux kernel before 4.11, and 4.9.x before 4.9.36, allows remote attackers to cause a denial of service (use-after-free and memory corruption) or possibly have unspecified other impact by leveraging the presence of xt_TCPMSS in an iptables action.

EPSS 40.71% · 97.3th percentile

Risk Scores

EPSS Score
40.71%
97.3th percentile

Affected Products

VendorProductVersions
Ubuntu:22.04:LTSlinux-realtime5.15.0-1032.35, 0
Ubuntu:16.04:LTSlinux-gcp0, 4.10.0-1004.4, 4.10.0-1006.6
Ubuntu:16.04:LTSlinux-gke4.4.0-1003.3, 4.4.0-1005.6, 4.4.0-1006.6
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.155.15.0-1049.56~20.04.1.1, 5.15.0-1050.57~20.04.1.1, 5.15.0-1051.59~20.04.1.1
Ubuntu:14.04:LTSlinux-lts-xenial4.4.0-57.78~14.04.1, 4.4.0-87.110~14.04.1, 4.4.0-83.106~14.04.1
Ubuntu:20.04:LTSlinux-gke5.4.0-1081.87, 5.4.0-1084.90, 5.4.0-1086.93
Ubuntu:22.04:LTSlinux-intel-iot-realtime0, 5.15.0-1073.75
Ubuntu:20.04:LTSlinux-riscv5.4.0-26.30, 5.4.0-27.31, 5.4.0-28.32
Ubuntu:16.04:LTSlinux4.4.0-11.26, 0, 4.2.0-16.19
Ubuntu:16.04:LTSlinux-hwe4.8.0-49.52~16.04.1, 4.8.0-51.54~16.04.1, 4.8.0-46.49~16.04.1
Ubuntu:24.04:LTSlinux-raspi-realtime0, 6.8.0-2019.20
Ubuntu:22.04:LTSlinux-riscv5.15.0-1018.21, 0, 5.13.0-1004.4
Ubuntu:20.04:LTSlinux-raspi25.3.0-1017.19, 5.4.0-1006.6, 5.4.0-1004.4
Ubuntu:24.04:LTSlinux-gcp-6.116.11.0-1014.14~24.04.1, 6.11.0-1015.15~24.04.1, 6.11.0-1016.16~24.04.1
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1089.94+cvm1.2, 0, 5.4.0-1063.66+cvm2.2
Ubuntu:16.04:LTSlinux-aws4.4.0-1012.21, 4.4.0-1011.20, 4.4.0-1007.16
Ubuntu:16.04:LTSlinux-raspi24.4.0-1034.41, 4.4.0-1055.62, 4.4.0-1057.64
Ubuntu:24.04:LTSlinux-hwe-6.116.11.0-24.24~24.04.1, 6.11.0-25.25~24.04.1, 6.11.0-26.26~24.04.1
Ubuntu:24.04:LTSlinux-azure-6.110, 6.11.0-1008.8~24.04.1, 6.11.0-1012.12~24.04.1
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1046.50, 4.4.0-1044.48, 4.4.0-1057.61

…and 2 more

Timeline

References

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