CVE-2023-21264: Buffer Overflow
First published: Mon Aug 07 2023(Updated: )
In multiple functions of mem_protect.c, there is a possible way to access hypervisor memory due to a memory access check in the wrong place. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Credit: security@android.com security@android.com security@android.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Android | ||
| Google Android | ||
| ubuntu/linux | <6.2.0-33.33 | 6.2.0-33.33 |
| ubuntu/linux | <6.4~ | 6.4~ |
| ubuntu/linux-allwinner | <6.4~ | 6.4~ |
| ubuntu/linux-allwinner-5.19 | <6.4~ | 6.4~ |
| ubuntu/linux-aws | <6.2.0-1012.12 | 6.2.0-1012.12 |
| ubuntu/linux-aws | <6.4~ | 6.4~ |
| ubuntu/linux-aws-5.0 | <6.4~ | 6.4~ |
| ubuntu/linux-aws-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-aws-5.19 | <6.4~ | 6.4~ |
| ubuntu/linux-aws-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-aws-6.2 | <6.2.0-1012.12~22.04.1 | 6.2.0-1012.12~22.04.1 |
| ubuntu/linux-aws-6.2 | <6.4~ | 6.4~ |
| ubuntu/linux-aws-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-aws-fips | <6.4~ | 6.4~ |
| ubuntu/linux-aws-hwe | <6.4~ | 6.4~ |
| ubuntu/linux-azure | <6.2.0-1012.12 | 6.2.0-1012.12 |
| ubuntu/linux-azure | <6.4~ | 6.4~ |
| ubuntu/linux-azure-4.15 | <6.4~ | 6.4~ |
| ubuntu/linux-azure-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-azure-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-azure-6.2 | <6.2.0-1012.12~22.04.1 | 6.2.0-1012.12~22.04.1 |
| ubuntu/linux-azure-6.2 | <6.4~ | 6.4~ |
| ubuntu/linux-azure-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-azure-edge | <6.4~ | 6.4~ |
| ubuntu/linux-azure-fde | <6.4~ | 6.4~ |
| ubuntu/linux-azure-fde-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-azure-fde-5.19 | <6.4~ | 6.4~ |
| ubuntu/linux-azure-fde-6.2 | <6.2.0-1012.12~22.04.1 | 6.2.0-1012.12~22.04.1 |
| ubuntu/linux-azure-fde-6.2 | <6.4~ | 6.4~ |
| ubuntu/linux-azure-fips | <6.4~ | 6.4~ |
| ubuntu/linux-bluefield | <6.4~ | 6.4~ |
| ubuntu/linux-dell300x | <6.4~ | 6.4~ |
| ubuntu/linux-fips | <6.4~ | 6.4~ |
| ubuntu/linux-gcp | <6.2.0-1014.14 | 6.2.0-1014.14 |
| ubuntu/linux-gcp | <6.4~ | 6.4~ |
| ubuntu/linux-gcp-4.15 | <6.4~ | 6.4~ |
| ubuntu/linux-gcp-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-gcp-5.19 | <6.4~ | 6.4~ |
| ubuntu/linux-gcp-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-gcp-6.2 | <6.2.0-1014.14~22.04.1 | 6.2.0-1014.14~22.04.1 |
| ubuntu/linux-gcp-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-gcp-fips | <6.4~ | 6.4~ |
| ubuntu/linux-gke | <6.4~ | 6.4~ |
| ubuntu/linux-gke-4.15 | <6.4~ | 6.4~ |
| ubuntu/linux-gke-5.0 | <6.4~ | 6.4~ |
| ubuntu/linux-gke-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-gke-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-gkeop | <6.4~ | 6.4~ |
| ubuntu/linux-gkeop-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-gkeop-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-hwe | <6.4~ | 6.4~ |
| ubuntu/linux-hwe-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-hwe-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-hwe-6.2 | <6.2.0-33.33~22.04.1 | 6.2.0-33.33~22.04.1 |
| ubuntu/linux-hwe-6.2 | <6.4~ | 6.4~ |
| ubuntu/linux-hwe-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-hwe-edge | <6.4~ | 6.4~ |
| ubuntu/linux-ibm | <6.2.0-1010.10 | 6.2.0-1010.10 |
| ubuntu/linux-ibm | <6.4~ | 6.4~ |
| ubuntu/linux-ibm-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-ibm-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-intel | <6.4~ | 6.4~ |
| ubuntu/linux-intel-5.13 | <6.4~ | 6.4~ |
| ubuntu/linux-intel-iotg | <6.4~ | 6.4~ |
| ubuntu/linux-intel-iotg-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-iot | <6.4~ | 6.4~ |
| ubuntu/linux-kvm | <6.2.0-1013.13 | 6.2.0-1013.13 |
| ubuntu/linux-kvm | <6.4~ | 6.4~ |
| ubuntu/linux-laptop | <6.4~ | 6.4~ |
| ubuntu/linux-lowlatency | <6.2.0-1013.13 | 6.2.0-1013.13 |
| ubuntu/linux-lowlatency | <6.4~ | 6.4~ |
| ubuntu/linux-lowlatency-hwe-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-lowlatency-hwe-5.19 | <6.4~ | 6.4~ |
| ubuntu/linux-lowlatency-hwe-6.2 | <6.2.0-1013.13~22.04.1 | 6.2.0-1013.13~22.04.1 |
| ubuntu/linux-lowlatency-hwe-6.2 | <6.4~ | 6.4~ |
| ubuntu/linux-lowlatency-hwe-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-lts-xenial | <6.4~ | 6.4~ |
| ubuntu/linux-nvidia | <6.4~ | 6.4~ |
| ubuntu/linux-nvidia-6.2 | <6.2.0-1011.11 | 6.2.0-1011.11 |
| ubuntu/linux-nvidia-6.2 | <6.4~ | 6.4~ |
| ubuntu/linux-nvidia-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-oem | <6.4~ | 6.4~ |
| ubuntu/linux-oem-5.10 | <6.4~ | 6.4~ |
| ubuntu/linux-oem-5.14 | <6.4~ | 6.4~ |
| ubuntu/linux-oem-5.17 | <6.4~ | 6.4~ |
| ubuntu/linux-oem-5.6 | <6.4~ | 6.4~ |
| ubuntu/linux-oem-6.0 | <6.4~ | 6.4~ |
| ubuntu/linux-oem-6.1 | <6.4~ | 6.4~ |
| ubuntu/linux-oem-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-oem-6.8 | <6.4~ | 6.4~ |
| ubuntu/linux-oem-osp1 | <6.4~ | 6.4~ |
| ubuntu/linux-oracle | <6.2.0-1012.12 | 6.2.0-1012.12 |
| ubuntu/linux-oracle | <6.4~ | 6.4~ |
| ubuntu/linux-oracle-5.0 | <6.4~ | 6.4~ |
| ubuntu/linux-oracle-5.13 | <6.4~ | 6.4~ |
| ubuntu/linux-oracle-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-oracle-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-oracle-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-raspi | <6.2.0-1013.15 | 6.2.0-1013.15 |
| ubuntu/linux-raspi | <6.4~ | 6.4~ |
| ubuntu/linux-raspi-5.4 | <6.4~ | 6.4~ |
| ubuntu/linux-raspi2 | <6.4~ | 6.4~ |
| ubuntu/linux-riscv | <6.2.0-33.33.1 | 6.2.0-33.33.1 |
| ubuntu/linux-riscv | <6.4~ | 6.4~ |
| ubuntu/linux-riscv-5.15 | <6.4~ | 6.4~ |
| ubuntu/linux-riscv-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-snapdragon | <6.4~ | 6.4~ |
| ubuntu/linux-starfive | <6.2.0-1005.6 | 6.2.0-1005.6 |
| ubuntu/linux-starfive | <6.4~ | 6.4~ |
| ubuntu/linux-starfive-5.19 | <6.4~ | 6.4~ |
| ubuntu/linux-starfive-6.2 | <6.4~ | 6.4~ |
| ubuntu/linux-starfive-6.5 | <6.4~ | 6.4~ |
| ubuntu/linux-xilinx-zynqmp | <6.4~ | 6.4~ |
| debian/linux | <=6.1.94-1<=6.1.99-1 | 5.10.218-1 5.10.221-1 6.9.10-1 6.9.12-1 |
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Reference Links
- https://android.googlesource.com/kernel/common/+/53625a846a7b4
- https://android.googlesource.com/kernel/common/+/b35a06182451f
- https://source.android.com/security/bulletin/2023-08-01
- https://launchpad.net/bugs/cve/CVE-2023-21264
- https://source.android.com/docs/security/bulletin/2023-08-01 (Advisory)
- https://git.kernel.org/linus/09cce60bddd6461a93a5bf434265a47827d1bc6f
- https://ubuntu.com/security/notices/USN-6383-1
- https://ubuntu.com/security/notices/USN-6466-1
- https://www.cve.org/CVERecord?id=CVE-2023-21264
- https://nvd.nist.gov/vuln/detail/CVE-2023-21264
- https://security-tracker.debian.org/tracker/CVE-2023-21264
- https://git.kernel.org/linus/e82edcc75c4e2389a3d7223c4ef1737bd9a07e5d
- https://ubuntu.com/security/CVE-2023-21264
- https://chromereleases.googleblog.com/2023/08/stable-channel-update-for-chromeos_25.html (Advisory)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2023-4369
- CVE-2023-20593
- CVE-2023-4211
- CVE-2023-4128
- CVE-2023-4147
- CVE-2023-3390
- CVE-2023-32804
- CVE-2022-40982
- CVE-2023-2312
- CVE-2023-4349
- CVE-2023-4350
- CVE-2023-4351
- CVE-2023-4352
- CVE-2023-4353
- CVE-2023-4354
- CVE-2023-4355
- CVE-2023-4356
- CVE-2023-4357
- CVE-2023-4358
- CVE-2023-4359
- CVE-2023-4360
- CVE-2023-4361
- CVE-2023-4362
- CVE-2023-4363
- CVE-2023-4364
- CVE-2023-4365
- CVE-2023-4366
- CVE-2023-4367
- CVE-2023-4368
- CVE-2020-29374
- collector/launchpad-cve
- source/Launchpad
- collector/nvd-api
- agent/software-canonical-lookup-request
- collector/nvd-index
- agent/first-publish-date
- agent/type
- agent/weakness
- agent/author
- agent/remedy
- agent/description
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- collector/android-source
- source/Android
- agent/last-modified-date
- collector/usn-cve
- source/Ubuntu
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/chrome-releases
- agent/references
- agent/severity
- agent/tags
- agent/event
- collector/mitre-cve
- source/MITRE
- vendor/google
- canonical/google android
- package-manager/ubuntu
- package-manager/debian