High severity7.5NVD Advisory· Published Dec 11, 2023· Updated Jun 17, 2026

CVE-2023-49355

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Jqlang/Jq2 versions
cpe:2.3:a:jqlang:jq:1.7-37-g88f01a7:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:jqlang:jq:1.7-37-g88f01a7:*:*:*:*:*:*:*
- (no CPE)range: 88f01a7
jq/decNumberdescription

Patches

Vulnerability mechanics

References

github.com/jqlang/jq/tree/88f01a741c8d63c4d1b5bc3ef61520c6eb93edaanvdPatch
github.com/linzc21/bug-reports/blob/main/reports/jq/1.7-37-g88f01a7/heap-buffer-overflow/CVE-2023-49355.mdnvdExploit
github.com/jqlang/jq/blob/88f01a741c8d63c4d1b5bc3ef61520c6eb93edaa/src/decNumber/decNumber.cnvdProduct

News mentions

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cvss	0.488
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000