Out-of-bounds Read The advisory has been revoked - it doesn't affect any version of package perf (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL10-PERF-18589128
- published8 Aug 2026
- disclosed19 Jul 2026
Introduced: 19 Jul 2026
CVE-2026-63963 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by RHEL.
In the Linux kernel, the following vulnerability has been resolved:
usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers
Properly validate the count passed from a device when calling svdm_consume_identity() or svdm_consume_identity_sop_prime() as the device-controlled value could index off of the static arrays, which could leak data.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2502465
- https://access.redhat.com/security/cve/CVE-2026-63963
- https://git.kernel.org/stable/c/150c30131c032b4b1ad9acd29f2834321d85ae4b
- https://git.kernel.org/stable/c/569f7971542eb10025d8a0989b83f28a29d8ba20
- https://git.kernel.org/stable/c/6bacd22e1eae77abf089bbdc016270200a8dc83b
- https://git.kernel.org/stable/c/8fbc349e8383125dd2d8de1c1e926279d398ab17
- https://git.kernel.org/stable/c/ed8649f3822e211d025bcab5158af6f8a38c8705
- https://git.kernel.org/stable/c/f9d787fbe83127105e42088cca40e5118db0d810