Withdrawn: this CVE is not a vulnerability
The assigning CNA withdrew CVE-2025-68195 on 30 September 2026, and it carries the Rejected state at CVE.org and NVD. It must not be treated as a live finding. Its pre-withdrawal severity, score and exploitability are withheld below; the record itself is kept because withdrawals are reversible and because the reject reason is the correction worth publishing.
CVE-2025-68195
x86/CPU/AMD: Add missing terminator for zen5_rdseed_microcode
Description
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
INFO
Published Date :
Dec. 16, 2025, 2:15 p.m.
Last Modified :
Sept. 30, 2026, 1:17 p.m.
Remotely Exploit :
—
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
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CVE-2025-68195 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-68195 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Rejected by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 30, 2026
Action Type Old Value New Value -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 30, 2026
Action Type Old Value New Value Changed Description In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Add missing terminator for zen5_rdseed_microcode Running x86_match_min_microcode_rev() on a Zen5 CPU trips up KASAN for an out of bounds access. Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. Removed CVSS V3.1 kernel.org: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Added Affected Affected value removed. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2025/68xxx/CVE-2025-68195.json">CVE-2025-68195</a> Removed Reference kernel.org: https://git.kernel.org/stable/c/4c6b56a76478bd1ab609827c571905386c11d308 Removed Reference kernel.org: https://git.kernel.org/stable/c/f1fdffe0afea02ba783acfe815b6a60e7180df40 -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jul. 30, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '36ff93e66d0efc46e39fab536a9feec968daa766', 'lessThan': '4c6b56a76478bd1ab609827c571905386c11d308', 'versionType': 'git'}, {'status': 'affected', 'version': '607b9fb2ce248cc5b633c5949e0153838992c152', 'lessThan': 'f1fdffe0afea02ba783acfe815b6a60e7180df40', 'versionType': 'git'}, {'status': 'affected', 'version': 'e980de2ff109dacb6d9d3a77f01b27c467115ecb', 'versionType': 'git'}, {'status': 'affected', 'version': '6.12.58', 'lessThan': '6.13', 'versionType': 'semver'}], 'programFiles': ['arch/x86/kernel/cpu/amd.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'programFiles': ['arch/x86/kernel/cpu/amd.c'], 'defaultStatus': 'unaffected'}] -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Dec. 16, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Add missing terminator for zen5_rdseed_microcode Running x86_match_min_microcode_rev() on a Zen5 CPU trips up KASAN for an out of bounds access. Added Reference https://git.kernel.org/stable/c/4c6b56a76478bd1ab609827c571905386c11d308 Added Reference https://git.kernel.org/stable/c/f1fdffe0afea02ba783acfe815b6a60e7180df40