# golang-1.22-src 1.22.2-2ubuntu0.5: golang-1.22-src 1.22.2-2ubuntu0.5 for Ubuntu 24.04.5 LTS (noble)

golang-1.22-src 1.22.2-2ubuntu0.5, released October 20, 2026, fixes 12 CVEs in golang-1.22-src. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-noble-golang-1.22-src-1.22.2-2ubuntu0.5
- Platform: Linux
- Released: Oct 20, 2026
- Priority: High (Closes CVE-2026-78659, high severity)
- CVEs: 12, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [golang-1.22-src](https://patchblox.com/security/data/product/linux/golang-1.22-src.md) | Ubuntu 24.04.5 LTS (noble) | 1.22.2-2ubuntu0.5 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-78659](https://patchblox.com/security/data/cve/CVE-2026-78659.md) | High | HTTP/2 server memory exhaustion due to Trailer headers in net/http | 7.5 | 0.0087 |  |
| [CVE-2026-78663](https://patchblox.com/security/data/cve/CVE-2026-78663.md) | High | Double flow control refund on HTTP/2 server streams in net/http | 9.1 | 0.0086 |  |
| [CVE-2026-78669](https://patchblox.com/security/data/cve/CVE-2026-78669.md) | High | Excessive CPU consumption from repeated initial window changes in net/http | 7.5 | 0.0085 |  |
| [CVE-2026-94440](https://patchblox.com/security/data/cve/CVE-2026-94440.md) | High | Memory limit bypass when parsing MIME headers in net/textproto, mime/multipart | 7.5 | 0.0071 |  |
| [CVE-2026-78667](https://patchblox.com/security/data/cve/CVE-2026-78667.md) | High | Lack of limit on size of parsed Range headers in net/http | 7.5 | 0.0066 |  |
| [CVE-2026-56866](https://patchblox.com/security/data/cve/CVE-2026-56866.md) | High | HTTP/1 client connection desynchronization after CONNECT rejection in net/http | 7.5 | 0.0060 |  |
| [CVE-2026-33818](https://patchblox.com/security/data/cve/CVE-2026-33818.md) | High | Enforce maximum recursion depth in encoding/asn1 | 8.8 | 0.0057 |  |
| [CVE-2026-56859](https://patchblox.com/security/data/cve/CVE-2026-56859.md) | High | Add recursion depth guard during decode in encoding/xml | 8.8 | 0.0057 |  |
| [CVE-2026-56862](https://patchblox.com/security/data/cve/CVE-2026-56862.md) | High | Limit handshake messages we are willing to accept post-handshake in crypto/tls | 8.8 | 0.0057 |  |
| [CVE-2026-78660](https://patchblox.com/security/data/cve/CVE-2026-78660.md) | High | HTTP/2 transport accepts malformed framing-related headers in net/http | 7.5 | 0.0054 |  |
| [CVE-2026-94439](https://patchblox.com/security/data/cve/CVE-2026-94439.md) | High | HTTP/1 server connection desynchronization after 2xx CONNECT response in net/http | 7.5 | 0.0053 |  |
| [CVE-2026-56865](https://patchblox.com/security/data/cve/CVE-2026-56865.md) | High | Fix transparency log tile verification bypass in golang.org/x/mod/sumdb/tlog | 8.4 | 0.0013 |  |

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Data as of 2026-11-13T14:02:24Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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