# drm/sti: avoid potential dereference of error pointers in sti_gdp_atomic_check

CVE record · `CVE-2024-56777`

- **Identifiers:** `CVE-2024-56777`
- **State:** Confirmed
- **Severity:** CVSS 5.5 Medium
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-754](https://cwe.mitre.org/data/definitions/754.html)
- **Tags:** [CWE-754](https://agentprime.io/advisories/tag/cwe-754.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 8 Jan 2025
- **Updated:** 11 May 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 8 Jan 2025, 17:49 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `dd86dc2f9ae1102f46115be1f1422265c15540f1 to before f5804567cf9605d6e5ec46c0bb786f7d50f18c13` (git)
  - affected: `dd86dc2f9ae1102f46115be1f1422265c15540f1 to before b79612ed6bc1a184c45427105c851b5b2d4342ca` (git)
  - affected: `dd86dc2f9ae1102f46115be1f1422265c15540f1 to before 997b64c3f4c1827c5cfda8ae7f5d13f78d28b541` (git)
  - affected: `dd86dc2f9ae1102f46115be1f1422265c15540f1 to before 3cf2e7c448e246f7e700c7aa47450d1e27579559` (git)
  - affected: `dd86dc2f9ae1102f46115be1f1422265c15540f1 to before e965e771b069421c233d674c3c8cd8c7f7245f42` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.6`
  - unaffected: `before 4.6` (semver)
  - unaffected: `5.15.174 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.120 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.64 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.4 to 6.12.*, inclusive` (semver)
  - unaffected: `6.13 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 5.5 Medium, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`, from ADP (CISA-ADP)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0021, the 10th percentile, on 8 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 8 Jan 2025. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2024-56777](https://www.cve.org/CVERecord?id=CVE-2024-56777)
- [NVD: CVE-2024-56777](https://nvd.nist.gov/vuln/detail/CVE-2024-56777)

### References from the CNA

- <https://git.kernel.org/stable/c/f5804567cf9605d6e5ec46c0bb786f7d50f18c13>
- <https://git.kernel.org/stable/c/b79612ed6bc1a184c45427105c851b5b2d4342ca>
- <https://git.kernel.org/stable/c/997b64c3f4c1827c5cfda8ae7f5d13f78d28b541>
- <https://git.kernel.org/stable/c/3cf2e7c448e246f7e700c7aa47450d1e27579559>
- <https://git.kernel.org/stable/c/e965e771b069421c233d674c3c8cd8c7f7245f42>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2024-56777>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2024-56777/>. Everything for agents: <https://agentprime.io/llms.txt>.