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Ubuntu.comUB:CVE-2021-47420HistoryMay 21, 2024 - 12:00 a.m.
CVE-2021-47420
2024-05-2100:00:00
ubuntu.com
ubuntu.com
2
linux kernel
memory leak
vulnerability
drm/amdkfd
In the Linux kernel, the following vulnerability has been resolved:
drm/amdkfd: fix a potential ttm->sg memory leak Memory is allocated for
ttm->sg by kmalloc in kfd_mem_dmamap_userptr, but isn’t freed by kfree in
kfd_mem_dmaunmap_userptr. Free it!
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
References
git.kernel.org/linus/b072ef1215aca33186e3a10109e872e528a9e516 (5.15-rc5)
git.kernel.org/stable/c/7e5ce6029b627efb4a004746cfdc1eeff850e6eb
git.kernel.org/stable/c/b072ef1215aca33186e3a10109e872e528a9e516
launchpad.net/bugs/cve/CVE-2021-47420
nvd.nist.gov/vuln/detail/CVE-2021-47420
security-tracker.debian.org/tracker/CVE-2021-47420
www.cve.org/CVERecord?id=CVE-2021-47420
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