Description
In f2fs_xattr_generic_list of xattr.c, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not required for exploitation.Product: Android. Versions: Android kernel. Android ID: A-120551147.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | 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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 5.5.13-1 | — |
| Debian 13 | linux | 5.5.13-1 | — |
| Debian 12 | linux | 5.5.13-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv +2 | No fix yet | — |
| Ubuntu 20.04 LTS | linux | 5.4.0-37.41 | USN-4389-1 |
| Ubuntu 20.04 LTS | linux-aws +3 | 5.4.0-1015.15 | USN-4389-1 |
| Ubuntu 20.04 LTS | linux-azure | 5.4.0-1016.16 | USN-4389-1 |
| Ubuntu 20.04 LTS | linux-gke +2 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-raspi | 5.4.0-1012.12 | USN-4389-1 |
| Ubuntu 20.04 LTS | linux-riscv | 5.4.0-27.31 | USN-4389-1 |
| Ubuntu 18.04 LTS | linux | 4.15.0-106.107 | USN-4390-1 |
| Ubuntu 18.04 LTS | linux-aws | 4.15.0-1073.77 | USN-4390-1 |
| Ubuntu 18.04 LTS | linux-aws-5.3 | 5.3.0-1023.25~18.04.1 | USN-4387-1 |
| Ubuntu 18.04 LTS | linux-azure-4.15 | 4.15.0-1089.99 | USN-4390-1 |
| Ubuntu 18.04 LTS | linux-azure-5.3 | 5.3.0-1028.29~18.04.1 | USN-4387-1 |
| Ubuntu 18.04 LTS | linux-gcp +6 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp-4.15 | 4.15.0-1077.87 | — |
| Ubuntu 18.04 LTS | linux-gcp-5.3 +1 | 5.3.0-1026.28~18.04.1 | USN-4387-1 |
| Ubuntu 18.04 LTS | linux-gke-4.15 | 4.15.0-1063.66 | USN-4390-1 |
| Ubuntu 18.04 LTS | linux-gke-5.0 | 5.0.0-1042.43 | USN-4388-1 |
| Ubuntu 18.04 LTS | linux-hwe | 5.3.0-59.53~18.04.1 | USN-4387-1 |
| Ubuntu 18.04 LTS | linux-kvm | 4.15.0-1067.68 | USN-4390-1 |
| Ubuntu 18.04 LTS | linux-oem | 4.15.0-1087.97 | USN-4390-1 |
| Ubuntu 18.04 LTS | linux-oem-osp1 | 5.0.0-1059.64 | USN-4388-1 |
| Ubuntu 18.04 LTS | linux-oracle | 4.15.0-1045.49 | USN-4390-1 |
| Ubuntu 18.04 LTS | linux-oracle-5.3 | 5.3.0-1024.26~18.04.1 | USN-4387-1 |
| Ubuntu 18.04 LTS | linux-raspi2 | 4.15.0-1063.67 | USN-4390-1 |
| Ubuntu 18.04 LTS | linux-raspi2-5.3 | 5.3.0-1027.29~18.04.1 | USN-4387-1 |
| Ubuntu 18.04 LTS | linux-snapdragon | 4.15.0-1080.87 | USN-4390-1 |
| Ubuntu 16.04 LTS | linux | 4.4.0-190.220 | USN-4527-1 |
| Ubuntu 16.04 LTS | linux-aws | 4.4.0-1114.127 | USN-4527-1 |
| Ubuntu 16.04 LTS | linux-aws-hwe | 4.15.0-1073.77~16.04.1 | USN-4390-1 |
| Ubuntu 16.04 LTS | linux-azure | 4.15.0-1089.99~16.04.1 | USN-4390-1 |
| Ubuntu 16.04 LTS | linux-gcp | 4.15.0-1077.87~16.04.1 | USN-4390-1 |
| Ubuntu 16.04 LTS | linux-hwe | 4.15.0-106.107~16.04.1 | USN-4390-1 |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
| Ubuntu 16.04 LTS | linux-kvm | 4.4.0-1080.87 | USN-4527-1 |
| Ubuntu 16.04 LTS | linux-oracle | 4.15.0-1045.49~16.04.1 | USN-4390-1 |
| Ubuntu 16.04 LTS | linux-raspi2 | 4.4.0-1139.148 | USN-4527-1 |
| Ubuntu 16.04 LTS | linux-snapdragon | 4.4.0-1143.152 | USN-4527-1 |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro FIPS 18.04 LTS | linux-aws-fips +2 | No fix yet | — |
| Ubuntu Pro FIPS 16.04 LTS | linux-fips | No fix yet | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-aws-fips | 4.15.0-2018.18 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-azure-fips | 4.15.0-2006.7 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-fips | 4.15.0-1034.39 | — |
| Ubuntu Pro FIPS-updates 16.04 LTS | linux-fips | 4.4.0-1046.51 | — |
| Ubuntu Pro 20.04 LTS | linux | 5.4.0-51.56 | LSN-0072-1 |
| Ubuntu Pro 20.04 LTS | linux-aws +1 | 5.4.0-1028.29 | LSN-0072-1 |
| Ubuntu Pro 20.04 LTS | linux-azure | 5.4.0-1031.32 | LSN-0072-1 |
| Ubuntu Pro 18.04 LTS | linux | 4.15.0-121.123 | LSN-0072-1 |
| Ubuntu Pro 18.04 LTS | linux-aws | 4.15.0-1086.91 | LSN-0072-1 |
| Ubuntu Pro 18.04 LTS | linux-oem | 4.15.0-1099.109 | LSN-0072-1 |
| Ubuntu Pro 16.04 LTS | linux | 4.4.0-193.224 | LSN-0072-1 |
| Ubuntu Pro 16.04 LTS | linux-aws | 4.4.0-1117.131 | LSN-0072-1 |
| Ubuntu Pro 14.04 LTS | linux | No fix yet | — |
| Ubuntu Pro 14.04 LTS | linux-aws | 4.4.0-1078.82 | USN-4527-1 |
| Ubuntu Pro 14.04 LTS | linux-azure | 4.15.0-1089.99~14.04.1 | USN-4390-1 |
| Ubuntu Pro 14.04 LTS | linux-lts-xenial | 4.4.0-190.220~14.04.1 | USN-4527-1, LSN-0072-1 |
Advisories 6
- USN-4390-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- USN-4389-1 linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oracle, linux-raspi, linux-riscv vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- USN-4387-1 linux, linux-aws, linux-aws-5.3, linux-azure, linux-azure-5.3, linux-gcp, linux-gcp-5.3, linux-gke-5.3, linux-hwe, linux-kvm, linux-oracle, linux-oracle-5.3, linux-raspi2, linux-raspi2-5.3 vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- USN-4388-1 linux-gke-5.0, linux-oem-osp1 vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- USN-4527-1 linux, linux-aws, linux-kvm, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- LSN-0072-1 Kernel Live Patch Security Notice Ubuntu Security Notices (USN) · Jun 3, 2026
References
- https://source.android.com/security/bulletin/pixel/2020-04-01
- http://android.googlesource.com/kernel/common/+/688078e7
- USN-4388-1 vendor-advisory
- USN-4389-1 vendor-advisory
- USN-4387-1 vendor-advisory
- USN-4390-1 vendor-advisory
- USN-4527-1 vendor-advisory
- http://packetstormsecurity.com/files/159565/Kernel-Live-Patch-Security-Notice-LSN-0072-1.html