Executive Summary
| Summary | |
|---|---|
| Title | kernel security, bug fix, and enhancement update |
| Informations | |||
|---|---|---|---|
| Name | RHSA-2020:0592 | First vendor Publication | 2020-02-25 |
| Vendor | RedHat | Last vendor Modification | 2020-02-25 |
| Severity (Vendor) | N/A | Revision | 01 |
Security-Database Scoring CVSS v3
| Cvss vector : N/A | |||
|---|---|---|---|
| Overall CVSS Score | NA | ||
| Base Score | NA | Environmental Score | NA |
| impact SubScore | NA | Temporal Score | NA |
| Exploitabality Sub Score | NA | ||
| Calculate full CVSS 3.0 Vectors scores | |||
Security-Database Scoring CVSS v2
| Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P) | |||
|---|---|---|---|
| Cvss Base Score | 7.5 | Attack Range | Network |
| Cvss Impact Score | 6.4 | Attack Complexity | Low |
| Cvss Expoit Score | 10 | Authentication | None Required |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| Problem Description: An update for kernel is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions. 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. 2. Relevant releases/architectures: Red Hat Enterprise Linux Server AUS (v. 7.4) - noarch, x86_64 Red Hat Enterprise Linux Server E4S (v. 7.4) - noarch, ppc64le, x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server Optional E4S (v. 7.4) - ppc64le, x86_64 Red Hat Enterprise Linux Server Optional TUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server TUS (v. 7.4) - noarch, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: use-after-free in fs/xfs/xfs_super.c (CVE-2018-20976) * kernel: insufficient input validation in kernel mode driver in Intel i915 graphics leads to privilege escalation (CVE-2019-11085) * kernel: heap-based buffer overflow in mwifiex_process_country_ie() function in drivers/net/wireless/marvell/mwifiex/sta_ioctl.c (CVE-2019-14895) * kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c (CVE-2019-17133) 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): * core: backports from upstream (BZ#1794372) Enhancement(s): * Selective backport: perf: Sync with upstream v4.16 (BZ#1782750) 4. 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. 5. Bugs fixed (https://bugzilla.redhat.com/): 1710405 - CVE-2019-11085 kernel: insufficient input validation in kernel mode driver in Intel i915 graphics leads to privilege escalation 1743547 - CVE-2018-20976 kernel: use-after-free in fs/xfs/xfs_super.c 1771909 - CVE-2019-17133 kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c 1774870 - CVE-2019-14895 kernel: heap-based buffer overflow in mwifiex_process_country_ie() function in drivers/net/wireless/marvell/mwifiex/sta_ioctl.c |
Original Source
| Url : https://rhn.redhat.com/errata/RHSA-2020-0592.html |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 33 % | CWE-416 | Use After Free |
| 33 % | CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25) |
| 33 % | CWE-20 | Improper Input Validation |
CPE : Common Platform Enumeration
Alert History
| Date | Informations |
|---|---|
| 2020-03-19 13:20:01 |
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