Synopsis

Important: kernel-rt security and bug fix update

Type/Severity

Security Advisory: Important

Topic

An update for kernel-rt is now available for Red Hat Enterprise MRG 2.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

• kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver (CVE-2019-14816)
  
• kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow (CVE-2019-17666)
  

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

• update the MRG 2.5.z 3.10 realtime-kernel sources (BZ#1810602)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

• MRG Realtime 2 x86_64

Fixes

• BZ - 1744149 - CVE-2019-14816 kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver
• BZ - 1763690 - CVE-2019-17666 kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow
• BZ - 1810602 - update the MRG 2.5.z 3.10 realtime-kernel sources

CVEs

• CVE-2019-14816
• CVE-2019-17666

References

• https://access.redhat.com/security/updates/classification/#important

MRG Realtime 2

SRPM
kernel-rt-3.10.0-693.65.1.rt56.663.el6rt.src.rpm	SHA-256: 644f7ef07320eb1a4447a2b18291829c505ecd4f23244d80118e95e1cf5a32c2
x86_64
kernel-rt-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: 29ef461f7517b3b7a60b9f48824d76f526b07837ec6d406bcff28b94171ee061
kernel-rt-debug-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: ebf317b745174c1cc337b10838e4139f2c1194584da7c18cc271217f6dc114eb
kernel-rt-debug-debuginfo-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: 5d2d92962fa9542fa69d5ba26c0c4ae682afac634f5d92afac44ccf27d26ca98
kernel-rt-debug-devel-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: 8a6832bfd82382644e572c8f78a61c3306126eb78ab7c530e6c0762080b3c9af
kernel-rt-debuginfo-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: 5ef0e9a07d14ed1f323fda127aee16e3e65a0a8ab76e2b04ce54cb0c3d4dac46
kernel-rt-debuginfo-common-x86_64-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: a7d4ef38ed6113bc3861b7c3bcc2f71cbab2e1bffbc8bfbd53013ca6cee35506
kernel-rt-devel-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: 7127c6fbc4d217c652affb26b58b2d5d938892b1804feb58489be1b4417d2302
kernel-rt-doc-3.10.0-693.65.1.rt56.663.el6rt.noarch.rpm	SHA-256: cfd3489d9ba50f6e14dfa9d0416c586f2ea44656056fe940ec1fc37bef44cc46
kernel-rt-firmware-3.10.0-693.65.1.rt56.663.el6rt.noarch.rpm	SHA-256: ea0e15a3f0db4793f0a78869abe2bb43e5cc65d70d6fac9ee782c33aff8dc266
kernel-rt-trace-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: d3e39f8f465e1e93944995e21377b8421d4991b520bbbc9cef4543410fc33ef4
kernel-rt-trace-debuginfo-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: fb24dfc384ad752b26f13f7e5e4efc3bc96f87911912b1479e0c12db81931348
kernel-rt-trace-devel-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: 70cd28b3f9c7f1800f23760896e2780bb8b96d68e472396526a837916017b177
kernel-rt-vanilla-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: 0d21386b7477438b21dfc7772f65ce53421a979f506319cee2eae26d3865d4bc
kernel-rt-vanilla-debuginfo-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: a7d0cf39f1faa77335fa7016eb6f260b4739cee2e80720340d557cfc686231e7
kernel-rt-vanilla-devel-3.10.0-693.65.1.rt56.663.el6rt.x86_64.rpm	SHA-256: 8ff0ea6f037d313b570036d343afd3b28ebbae2bc66284c04799195dd77560ac