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Fragnesia and friends: When page cache vulnerabilities keep coming back

Source: redhat.com 1 min read

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Fragnesia and friends: When page cache vulnerabilities keep coming back

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A recent kernel vulnerability, CVE-2026-31431, was discovered in Red Hat OpenShift. The vulnerability allowed for container escape despite a defense-in-depth approach. However, the defenses held strong, preventing successful exploitation. Another related variant, DirtyDecrypt (CVE-2026-31635), has also been identified.

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