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OpenAdvisories
Unscored CVE-2021-39633 EUVD-2021-25990GHSA-2829-f4q2-487p

In gre_handle_offloads of ip_gre.c, there is a possible page fault due to an invalid memory access. This could lead to local information di…

Published Jan 14, 2022 · Updated Aug 4, 2024 · Assigned by google_android

Package: linux Package: linux Package: linux-aws Package: linux-aws-5.0 Package: linux-aws-5.11 Package: linux-aws-5.3 Package: linux-aws-5.4 Package: linux-aws-5.8 Package: linux-aws-fips Package: linux-aws-hwe Package: linux-azure Package: linux-azure-4.15 Package: linux-azure-5.11 Package: linux-azure-5.3 Package: linux-azure-5.4 Package: linux-azure-5.8 Package: linux-azure-edge Package: linux-azure-fips Package: linux-bluefield Package: linux-dell300x Package: linux-fips Package: linux-gcp Package: linux-gcp-4.15 Package: linux-gcp-5.11 Package: linux-gcp-5.3 Package: linux-gcp-5.4 Package: linux-gcp-5.8 Package: linux-gcp-fips Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.4 Package: linux-hwe-5.8 Package: linux-hwe-edge Package: linux-ibm Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-kvm Package: linux-lts-xenial Package: linux-oem Package: linux-oem-5.10 Package: linux-oem-5.13 Package: linux-oem-5.6 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.3 Package: linux-oracle-5.4 Package: linux-oracle-5.8 Package: linux-raspi Package: linux-raspi-5.4 Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.8 Package: linux-snapdragon Package: linux-vmware Platform: Android Ecosystem: Debian Ecosystem: Ubuntu

Description

In gre_handle_offloads of ip_gre.c, there is a possible page fault due to an invalid memory access. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-150694665References: Upstream kernel

Affected products

VendorProductAffectedFixed
— Android Android kernel —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 linux 5.14.6-1 —
Debian 13 linux 5.14.6-1 —
Debian 12 linux 5.14.6-1 —
ReleasePackageFixed inAdvisory
Ubuntu 24.04 LTS linux-raspi-realtime No fix yet —
Ubuntu 22.04 LTS linux-realtime +1 No fix yet —
Ubuntu 20.04 LTS linux 5.4.0-90.101 —
Ubuntu 20.04 LTS linux-aws 5.4.0-1059.62 —
Ubuntu 20.04 LTS linux-aws-5.11 5.11.0-1020.21~20.04.2 —
Ubuntu 20.04 LTS linux-azure 5.4.0-1063.66 —
Ubuntu 20.04 LTS linux-azure-5.11 +1 5.11.0-1020.21~20.04.1 —
Ubuntu 20.04 LTS linux-bluefield 5.4.0-1021.24 —
Ubuntu 20.04 LTS linux-gcp +1 5.4.0-1057.61 —
Ubuntu 20.04 LTS linux-gcp-5.11 5.11.0-1021.23~20.04.1 —
Ubuntu 20.04 LTS linux-gke 5.4.0-1055.58 —
Ubuntu 20.04 LTS linux-gkeop 5.4.0-1026.27 —
Ubuntu 20.04 LTS linux-ibm 5.4.0-1007.8 —
Ubuntu 20.04 LTS linux-kvm 5.4.0-1049.51 —
Ubuntu 20.04 LTS linux-oem-5.10 5.10.0-1050.52 —
Ubuntu 20.04 LTS linux-oem-5.13 5.13.0-1017.21 —
Ubuntu 20.04 LTS linux-raspi 5.4.0-1046.50 —
Ubuntu 20.04 LTS linux-riscv +10 No fix yet —
Ubuntu 20.04 LTS linux-riscv-5.11 5.11.0-1021.22~20.04.1 —
Ubuntu 18.04 LTS linux 4.15.0-162.170 —
Ubuntu 18.04 LTS linux-aws 4.15.0-1115.122 —
Ubuntu 18.04 LTS linux-aws-5.4 5.4.0-1059.62~18.04.1 —
Ubuntu 18.04 LTS linux-azure-4.15 4.15.0-1126.139 —
Ubuntu 18.04 LTS linux-azure-5.4 5.4.0-1063.66~18.04.1 —
Ubuntu 18.04 LTS linux-dell300x 4.15.0-1030.35 —
Ubuntu 18.04 LTS linux-gcp +12 No fix yet —
Ubuntu 18.04 LTS linux-gcp-4.15 4.15.0-1111.125 —
Ubuntu 18.04 LTS linux-gcp-5.4 +1 5.4.0-1057.61~18.04.1 —
Ubuntu 18.04 LTS linux-gke-5.4 5.4.0-1055.58~18.04.1 —
Ubuntu 18.04 LTS linux-gkeop-5.4 5.4.0-1026.27~18.04.1 —
Ubuntu 18.04 LTS linux-hwe-5.4 5.4.0-90.101~18.04.1 —
Ubuntu 18.04 LTS linux-kvm 4.15.0-1102.104 —
Ubuntu 18.04 LTS linux-oracle 4.15.0-1083.91 —
Ubuntu 18.04 LTS linux-raspi-5.4 5.4.0-1046.50~18.04.1 —
Ubuntu 18.04 LTS linux-raspi2 4.15.0-1098.104 —
Ubuntu 18.04 LTS linux-snapdragon 4.15.0-1115.124 —
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Show 8 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 16.04 LTS linux-fips No fix yet —
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1069.73+fips2 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1073.76+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1036.42 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1067.71~20.04.1 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-aws-fips 4.15.0-2056.58 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-azure-fips 4.15.0-2038.42 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-fips 4.15.0-1072.81 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-gcp-fips 4.15.0-2021.23 —
Ubuntu Pro FIPS-updates 16.04 LTS linux-fips No fix yet —
Ubuntu Pro 16.04 LTS linux +2 No fix yet —
Ubuntu Pro 16.04 LTS linux-aws-hwe 4.15.0-1115.122~16.04.1 —
Ubuntu Pro 16.04 LTS linux-azure 4.15.0-1126.139~16.04.1 —
Ubuntu Pro 16.04 LTS linux-gcp 4.15.0-1111.125~16.04.1 —
Ubuntu Pro 16.04 LTS linux-hwe 4.15.0-162.170~16.04.1 —
Ubuntu Pro 16.04 LTS linux-oracle 4.15.0-1083.91~16.04.1 —
Ubuntu Pro 14.04 LTS linux +2 No fix yet —
Ubuntu Pro 14.04 LTS linux-azure 4.15.0-1126.139~14.04.1 —

Advisories 2

References