CVE-2022-29901

CVE-2022-29901 is a medium-severity vulnerability in Intel Core I7-6500u Firmware with a CVSS 3.x base score of 5.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-668.

Key facts

• Severity: Medium (CVSS 3.x base score 5.6)
• CVSS v2: 1.9
• EPSS exploit prediction: 5% (91st percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-668
• Affected product: Intel Core I7-6500u Firmware
• Published: 2022-07-12
• Last modified: 2026-06-17

Description

Intel microprocessor generations 6 to 8 are affected by a new Spectre variant that is able to bypass their retpoline mitigation in the kernel to leak arbitrary data. An attacker with unprivileged user access can hijack return instructions to achieve arbitrary speculative code execution under certain microarchitecture-dependent conditions.

Frequently asked questions

What is CVE-2022-29901?

Intel microprocessor generations 6 to 8 are affected by a new Spectre variant that is able to bypass their retpoline mitigation in the kernel to leak arbitrary data. An attacker with unprivileged user access can hijack return instructions to achieve arbitrary speculative code execution under certain microarchitecture-dependent conditions.

How severe is CVE-2022-29901?

CVE-2022-29901 has a CVSS 3.x base score of 5.6, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-29901 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-29901?

CVE-2022-29901 primarily affects Intel Core I7-6500u Firmware. In total, 145 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-29901?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-29901 published?

CVE-2022-29901 was published on 2022-07-12 and last updated on 2026-06-17.

References

• http://www.openwall.com/lists/oss-security/2022/07/12/2
• http://www.openwall.com/lists/oss-security/2022/07/12/4
• http://www.openwall.com/lists/oss-security/2022/07/12/5
• http://www.openwall.com/lists/oss-security/2022/07/13/1
• https://comsec.ethz.ch/retbleed
• https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html
• https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D4RW5FCIYFNCQOEFJEUIRW3DGYW7CWBG/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M27MB3QFNIJV4EQQSXWARHP3OGX6CR6K/
• https://security.gentoo.org/glsa/202402-07
• https://security.netapp.com/advisory/ntap-20221007-0007/
• https://www.debian.org/security/2022/dsa-5207
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00702.html
• https://www.secpod.com/blog/retbleed-intel-and-amd-processor-information-disclosure-vulnerability/

Affected products (145)

• cpe:2.3:o:intel:core_i7-6500u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6510u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6560u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6567u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6600u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6650u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6660u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6700_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6700hq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6700k_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6700t_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6700te_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6770hq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6820eq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6820hk_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6820hq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6822eq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6870hq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6920hq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-6970hq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8550u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8559u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8650u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8700b_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8700k_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8705g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8706g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8709g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8750h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8809g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8850h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6100_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6100e_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6100h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6100t_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6100te_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6100u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6102e_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6110u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i3-6120_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Intel Core I7-6500u Firmware

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• CVE-2019-0123 — High (CVSS 7.8): Insufficient memory protection in Intel(R) 6th Generation Core Processors and greater, supporting SGX, may allow a…
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