CVE-2021-0707 — Use After Free in Google Android

CWE-416 — Use After Free7 documents6 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 94.58%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Linux KernelDebian LinuxGoogle Android
Timeline
PublishedApr 12
Latest updateApr 13

Description

In dma_buf_release of dma-buf.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-155756045References: Upstream kernel

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶Debianlinux/linux_kernel< 5.10.9-1+3
▶debiandebian/linux< linux 5.10.9-1 (bookworm)

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-28gv-g34g-4v3h: In dma_buf_release of dma-buf↗2022-04-13
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OSV
CVE-2021-0707: In dma_buf_release of dma-buf↗2022-04-12
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OSV
CVE-2021-0707: In dma_buf_release of dma-buf↗2022-04-01
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📋Vendor Advisories

3
Android
CVE-2021-0707: dma-buf↗2022-04-01
▶
Red Hat
Kernel: possible memory corruption due to a use after free in dma_buf_release of dma-buf.c↗2021-10-07
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Debian
CVE-2021-0707: linux - In dma_buf_release of dma-buf.c, there is a possible memory corruption due to a ...↗2021
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CVE-2021-0707 — Use After Free in Google Android | cvebase