CVE-2022-29486
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions...
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions downloaded before 04/29/2022 may allow an unauthenticated user to potentially enable escalation of privilege via network access.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions downloaded before 04/29/2022 may allow an unauthenticated user to potentially enable escalation of privilege via network access.
- Record
CVE-2022-29486- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Weakness
- CWE-119
- Updated
- 2026-11-02
EUVDEUVD-2022-33824
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions downloaded before 04/29/2022 may allow an unauthenticated user to potentially enable escalation of privilege via network access.
- Record
EUVD-2022-33824- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-632q-5p2q-r532
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions...
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions downloaded before 04/29/2022 may allow an unauthenticated user to potentially enable escalation of privilege via network access.
- Record
GHSA-632q-5p2q-r532- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
NVD
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions downloaded before 04/29/2022 may allow an unauthenticated user to potentially enable escalation of privilege via network access.
- Record
CVE-2022-29486- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
OSV
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions downloaded before 04/29/2022 may allow an unauthenticated user to potentially enable escalation of privilege via network access.
- Record
CVE-2022-29486- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVOESA-2023-1254
hyperscan security update
Hyperscan is a high-performance multiple regex matching library. It follows the regular expression syntax of the commonly-used libpcre library, but is a standalone library with its own C API.
Security Fix(es):
Improper buffer restrictions in the Hyperscan library maintained by Intel(R) all versions downloaded before 04/29/2022 may allow an unauthenticated user to potentially enable escalation of privilege via network access.(CVE-2022-29486)
- Record
OESA-2023-1254- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
hyperscanopenEuler:20.03-LTS-SP1 |
before 5.2.1-3.oe1 | 5.2.1-3.oe1 |
hyperscanopenEuler:20.03-LTS-SP3 |
before 5.2.1-3.oe1 | 5.2.1-3.oe1 |
hyperscanopenEuler:22.03-LTS |
before 5.4.0-3.oe2203sp1 | 5.4.0-3.oe2203sp1 |
hyperscanopenEuler:22.03-LTS-SP1 |
before 5.4.0-3.oe2203sp1 | 5.4.0-3.oe2203sp1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-29486 is a medium vulnerability (CVSS 4.3) in Intel Hyperscan, published November 11, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. Fixed in hyperscan 5.2.1-3.oe1.