# CVE-2020-23922: giflib: Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2022-28506: 	There is...

CVE-2020-23922 is fixed in 6 products on 1 platform, first by ALAS2023-2023-075, released February 17, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-23922
- Priority: Routine
- CVSS: n/a (moderate)
- EPSS: 0.0224
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 17, 2023

## Description

Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2022-28506: 	There is a heap-buffer-overflow in GIFLIB 5.2.1 function DumpScreen2RGB() in gif2rgb.c:298:45.  CVE-2020-23922: 	An issue was discovered in giflib through 5.1.4. DumpScreen2RGB in gif2rgb.c has a heap-based buffer over-read.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | giflib amzn 2023 | 5.2.1-9.amzn2023 | [ALAS2023-2023-075](https://patchblox.com/security/data/fix/linux/alas2023-2023-075.md) | Feb 17, 2023 |
| Linux | giflib-debuginfo amzn 2023 | 5.2.1-9.amzn2023 | [ALAS2023-2023-075](https://patchblox.com/security/data/fix/linux/alas2023-2023-075.md) | Feb 17, 2023 |
| Linux | giflib-debugsource amzn 2023 | 5.2.1-9.amzn2023 | [ALAS2023-2023-075](https://patchblox.com/security/data/fix/linux/alas2023-2023-075.md) | Feb 17, 2023 |
| Linux | giflib-devel amzn 2023 | 5.2.1-9.amzn2023 | [ALAS2023-2023-075](https://patchblox.com/security/data/fix/linux/alas2023-2023-075.md) | Feb 17, 2023 |
| Linux | giflib-utils amzn 2023 | 5.2.1-9.amzn2023 | [ALAS2023-2023-075](https://patchblox.com/security/data/fix/linux/alas2023-2023-075.md) | Feb 17, 2023 |
| Linux | giflib-utils-debuginfo amzn 2023 | 5.2.1-9.amzn2023 | [ALAS2023-2023-075](https://patchblox.com/security/data/fix/linux/alas2023-2023-075.md) | Feb 17, 2023 |

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Data as of 2026-11-07T18:46:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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