# media: s2255: bound JPEG frame size before copying into the buffer

CVE record · `CVE-2026-89879`

- **Identifiers:** `CVE-2026-89879`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 16 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 10:31 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: `38f993ad8b1fe4caf9e989caf6e2a25aff3bbaf7 to before 32a595dd3e8634544e5cfbc47f906dff3d3c1ef8` (git)
  - affected: `38f993ad8b1fe4caf9e989caf6e2a25aff3bbaf7 to before 4b6f7bccc6559ae5c54573c284fe76eafc9989b2` (git)
  - affected: `38f993ad8b1fe4caf9e989caf6e2a25aff3bbaf7 to before 2542516a147bfad740e7e411c251b639fad260ff` (git)
  - affected: `38f993ad8b1fe4caf9e989caf6e2a25aff3bbaf7 to before 79f58f900dd221ab04ea74bf4eaf79fa3b0fcc77` (git)
  - affected: `38f993ad8b1fe4caf9e989caf6e2a25aff3bbaf7 to before d2ecaaab6a4f165abb54cdf61be60030b5782bf8` (git)
  - affected: `38f993ad8b1fe4caf9e989caf6e2a25aff3bbaf7 to before 68d664f1b4efe525e99154b7058fcb0378bdaff7` (git)
  - affected: `38f993ad8b1fe4caf9e989caf6e2a25aff3bbaf7 to before dd739517560c8d0ec4463a53e717bf40b988d7da` (git)
  - affected: `38f993ad8b1fe4caf9e989caf6e2a25aff3bbaf7 to before e504cc888f42999dd76b6a43788c422610f2aad2` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.27`
  - unaffected: `before 2.6.27` (semver)
  - unaffected: `5.10.270 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.221 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.188 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.51 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.5 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0022, the 12th percentile, on 14 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 16 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-89879](https://www.cve.org/CVERecord?id=CVE-2026-89879)
- [NVD: CVE-2026-89879](https://nvd.nist.gov/vuln/detail/CVE-2026-89879)

### References from the CNA

- <https://git.kernel.org/stable/c/32a595dd3e8634544e5cfbc47f906dff3d3c1ef8>
- <https://git.kernel.org/stable/c/4b6f7bccc6559ae5c54573c284fe76eafc9989b2>
- <https://git.kernel.org/stable/c/2542516a147bfad740e7e411c251b639fad260ff>
- <https://git.kernel.org/stable/c/79f58f900dd221ab04ea74bf4eaf79fa3b0fcc77>
- <https://git.kernel.org/stable/c/d2ecaaab6a4f165abb54cdf61be60030b5782bf8>
- <https://git.kernel.org/stable/c/68d664f1b4efe525e99154b7058fcb0378bdaff7>
- <https://git.kernel.org/stable/c/dd739517560c8d0ec4463a53e717bf40b988d7da>
- <https://git.kernel.org/stable/c/e504cc888f42999dd76b6a43788c422610f2aad2>

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-2026-89879>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89879/>. Everything for agents: <https://agentprime.io/llms.txt>.