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CVE-2017-18075 PUBLISHED

crypto/pcrypt.c in the Linux kernel before 4.14.13 mishandles freeing instances, allowing a local user able to access the AF_ALG-based AEAD interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an incorrect pointer) or possibly have unspecified other impact by executing a crafted sequence of system calls.

EPSS 0.07% · 20.9th percentile

Risk Scores

EPSS Score
0.07%
20.9th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSlinux-gcp4.10.0-1008.8, 4.10.0-1007.7, 4.10.0-1006.6
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1098.104+cvm1.1, 5.4.0-1092.97+cvm1.1, 5.4.0-1091.96+cvm1.1
Ubuntu:24.04:LTSlinux-raspi-realtime6.8.0-2019.20, 0
Ubuntu:22.04:LTSlinux-realtime0, 5.15.0-1032.35
Ubuntu:Pro:FIPS:16.04:LTSlinux-fips4.4.0-1003.3, 4.4.0-1006.6, 4.4.0-1005.5
Ubuntu:14.04:LTSlinux-lts-xenial4.4.0-97.120~14.04.1, 0, 4.4.0-13.29~14.04.1
Ubuntu:14.04:LTSlinux-aws0, 4.4.0-1002.2, 4.4.0-1003.3
Ubuntu:20.04:LTSlinux-gke0, 5.4.0-1105.112, 5.4.0-1104.111
Ubuntu:16.04:LTSlinux-aws0, 4.4.0-1001.10, 4.4.0-1003.12
Ubuntu:16.04:LTSlinux-raspi24.4.0-1077.85, 4.4.0-1080.88, 0
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1087.92, 4.4.0-1084.89, 4.4.0-1082.87
Ubuntu:20.04:LTSlinux-raspi25.4.0-1006.6, 0, 5.3.0-1007.8
Ubuntu:16.04:LTSlinux-hwe4.13.0-38.43~16.04.1, 4.13.0-37.42~16.04.1, 4.13.0-36.40~16.04.1
Ubuntu:20.04:LTSlinux-riscv5.4.0-27.31, 5.4.0-40.45, 5.4.0-39.44
Ubuntu:16.04:LTSlinux-azure4.13.0-1005.7, 4.13.0-1006.8, 4.13.0-1007.9
Ubuntu:16.04:LTSlinux4.4.0-79.100, 4.4.0-78.99, 4.2.0-16.19
Ubuntu:22.04:LTSlinux-riscv5.15.0-1027.31, 5.15.0-1023.27, 5.15.0-1008.8
Ubuntu:22.04:LTSlinux-intel-iot-realtime0, 5.15.0-1073.75
Ubuntu:16.04:LTSlinux-kvm4.4.0-1004.9, 4.4.0-1007.12, 4.4.0-1008.13

Timeline

References

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