ELSA-2019-1488

Описание

[2.6.32-754.15.3.OL6]

• Update genkey [bug 25599697]

[2.6.32-754.15.3]

• [net] tcp: enforce tcp_min_snd_mss in tcp_mtu_probing() (Florian Westphal) [1719614] {CVE-2019-11479}
• [net] tcp: add tcp_min_snd_mss sysctl (Florian Westphal) [1719614] {CVE-2019-11479}
• [net] tcp: tcp_fragment() should apply sane memory limits (Florian Westphal) [1719840] {CVE-2019-11478}
• [net] tcp: limit payload size of sacked skbs (Florian Westphal) [1719585] {CVE-2019-11477}
• [net] tcp: pass previous skb to tcp_shifted_skb() (Florian Westphal) [1719585] {CVE-2019-11477}

[2.6.32-754.15.2]

• [lib] idr: free the top layer if idr tree has the maximum height (Denys Vlasenko) [1698139] {CVE-2019-3896}
• [lib] idr: fix top layer handling (Denys Vlasenko) [1698139] {CVE-2019-3896}
• [lib] idr: fix backtrack logic in idr_remove_all (Denys Vlasenko) [1698139] {CVE-2019-3896}

[2.6.32-754.15.1]

• [x86] x86/speculation: Don't print MDS_MSG_SMT message if mds_nosmt specified (Waiman Long) [1710081 1710517]
• [x86] x86/spec_ctrl: Fix incorrect MDS handling in late microcode loading (Waiman Long) [1710081 1710517]
• [x86] x86/speculation: Fix misuse of boot_cpu_has() with bug bits (Waiman Long) [1710121]
• [x86] x86/speculation/mds: Fix documentation typo (Waiman Long) [1710517]
• [documentation] Documentation: Correct the possible MDS sysfs values (Waiman Long) [1710517]
• [x86] x86/mds: Add MDSUM variant to the MDS documentation (Waiman Long) [1710517]
• [x86] x86/speculation/mds: Print SMT vulnerable on MSBDS with mitigations off (Waiman Long) [1710517]
• [x86] x86/speculation/mds: Fix comment (Waiman Long) [1710517]
• [x86] x86/speculation/mds: Add SMT warning message (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Add mds=full, nosmt cmdline option (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation: Remove redundant arch_smt_update() invocation (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/spec_ctrl: Add debugfs x86/smt_present file (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/spec_ctrl: Update MDS mitigation status after late microcode load (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [documentation] Documentation: Add MDS vulnerability documentation (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [documentation] Documentation: Move L1TF to separate directory (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Add mitigation mode VMWERV (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Add sysfs reporting for MDS (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Add mitigation control for MDS (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Conditionally clear CPU buffers on idle entry (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [kvm] x86/kvm/vmx: Add MDS protection when L1D Flush is not active (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Clear CPU buffers on exit to user (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Add mds_clear_cpu_buffers() (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [kvm] x86/kvm: Expose X86_FEATURE_MD_CLEAR to guests (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Add BUG_MSBDS_ONLY (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation/mds: Add basic bug infrastructure for MDS (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation: Consolidate CPU whitelists (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/l1tf: Show actual SMT state (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation: Simplify sysfs report of VMX L1TF vulnerability (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/cpu: Sanitize FAM6_ATOM naming (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [kernel] sched/smt: Provide sched_smt_active() (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/speculation: Provide arch_smt_update() (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}
• [x86] x86/mm: Fix compilation warning in pgtable_types.h (Waiman Long) [1692386 1692387 1692388] {CVE-2018-12126 CVE-2018-12127 CVE-2018-12130}