# CVE-2023-49355: jq: decToString in decNumber/decNumber.c in jq 88f01a7 has a one-byte out-of-bounds write via the " []-1.2e-1111111111" i...

CVE-2023-49355 is fixed in jq on 1 platform, first by DEBIAN-CVE-2023-49355, released December 11, 2023. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-49355
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0117
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 11, 2023

## Description

decToString in decNumber/decNumber.c in jq 88f01a7 has a one-byte out-of-bounds write via the " []-1.2e-1111111111" input. NOTE: this is not the same as CVE-2023-50246. The CVE-2023-50246 71c2ab5 reference mentions -10E-1000010001, which is not in normalized scientific notation.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | jq Debian 13.5 (trixie) | 1.7.1-1 | [DEBIAN-CVE-2023-49355](https://patchblox.com/security/data/fix/linux/debian-cve-2023-49355.md) | Dec 11, 2023 |
| Linux | jq Debian 14 | 1.7.1-1 | [DEBIAN-CVE-2023-49355](https://patchblox.com/security/data/fix/linux/debian-cve-2023-49355.md) | Dec 11, 2023 |

---

Data as of 2026-11-08T00:53:09Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.