CVE-2021-33656
N/A
N/A
Summary
When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | openEuler:kernel | <5.10.127 | affected |
Weaknesses
- CWE-787: CWE-787 Out-of-bounds Write
ADP Enrichment
CVE Program Container
Additional References
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/releases/5.10.127/vt-drop-old-font-ioctls.patch
- https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2021-33656&packageName=kernel
- http://www.openwall.com/lists/oss-security/2022/07/19/3
- https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
References
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/releases/5.10.127/vt-drop-old-font-ioctls.patch
- https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2021-33656&packageName=kernel
- http://www.openwall.com/lists/oss-security/2022/07/19/3
- https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
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