Fedora Linux Distribution - Page 453.25

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Fedora 27: xen Security Update 2018-1a467757ce

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preemption checks bypassed in x86 PV MM handling [XSA-264, CVE-2018-12891] x86: #DB exception safety check can be triggered by a guest [XSA-265, CVE-2018-12893] libxl fails to honour readonly flag on HVM emulated SCSI disks [XSA-266, CVE-2018-12892] ---- Speculative register leakage from lazy FPU context switching [XSA-267, CVE-2018-3665] fix for change in iasl output

Fedora 28: knot-resolver Security Update 2018-c894f896fd

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Knot Resolver 2.4.0 (2018-07-03) changes -------------------- - minimal libknot version is now 2.6.7 to pull in latest fixes (#366) Security -------- - fix a rare case of zones incorrectly dowgraded to insecure status (!576) New features ------------ - TLS session resumption (RFC 5077), both server and client (!585, #105) (disabled when

Fedora 27: botan2 Security Update

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Update Botan2 to 2.7.0. Focus of this release is on performance and side channel hardening. - Address side channels in RSA key generation and ECDSA signing - Side channel hardening in many core algorithms (modular exponentiation, ECC scalar multiply, Karatsuba multiplication, Barrett reduction, etc) to reduce the risk of future exploitable side channels. - Many