# libaom0 1.0.0.errata1-3+deb11u1build0.20.04.1: libaom0 1.0.0.errata1-3+deb11u1build0.20.04.1 for Ubuntu 20.04.3 LTS (focal)

libaom0 1.0.0.errata1-3+deb11u1build0.20.04.1, released December 2, 2021, fixes 7 CVEs in libaom0. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-focal-libaom0-1.0.0.errata1-3-deb11u1build0.20.04.1
- Platform: Linux
- Released: Dec 2, 2021
- Priority: High (Closes CVE-2020-36133, high severity)
- CVEs: 7, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libaom0](https://patchblox.com/security/data/product/linux/libaom0.md) | Ubuntu 20.04.3 LTS (focal) | 1.0.0.errata1-3+deb11u1build0.20.04.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2020-36131](https://patchblox.com/security/data/cve/CVE-2020-36131.md) | High | aom: AOM v2.0.1 was discovered to contain a stack buffer overflow via the component stats/rate_hist.c. | 8.8 | 0.0177 |  |
| [CVE-2020-36133](https://patchblox.com/security/data/cve/CVE-2020-36133.md) | High | aom: AOM v2.0.1 was discovered to contain a global buffer overflow via the component av1/encoder/partition_search.h. | 8.8 | 0.0177 |  |
| [CVE-2021-30475](https://patchblox.com/security/data/cve/CVE-2021-30475.md) | Routine | libaom0: aom_dsp/noise_model.c in libaom in AOMedia before 2021-03-24 has a buffer overflow. | n/a | 0.0222 |  |
| [CVE-2021-30473](https://patchblox.com/security/data/cve/CVE-2021-30473.md) | Routine | aom-tools: aom_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap. | n/a | 0.0205 |  |
| [CVE-2021-30474](https://patchblox.com/security/data/cve/CVE-2021-30474.md) | Routine | aom-tools: aom_dsp/grain_table.c in libaom in AOMedia before 2021-03-30 has a use-after-free. | n/a | 0.0189 |  |
| [CVE-2020-36130](https://patchblox.com/security/data/cve/CVE-2020-36130.md) | Routine | aom: aom - security update | 6.5 | 0.0149 |  |
| [CVE-2020-36135](https://patchblox.com/security/data/cve/CVE-2020-36135.md) | Routine | aom: AOM v2.0.1 was discovered to contain a NULL pointer dereference via the component rate_hist.c. | 6.5 | 0.0149 |  |

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