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OVAL Definitions
>
OVAL Definition Details
Id
oval:ru.altx-soft.nix:def:106242
[Eng]
Version
3
Class
vulnerability
ALTXid
290963
Language
Russian
Severity
High
Title
Oracle Linux -- уязвимость в kernel (CVE-2019-11479)
Description
В продукте kernel обнаружена уязвимость CVE-2019-11479.
Family
unix
Platform
Oracle Linux 8
Product
kernel
Reference
FSTEC: BDU:2019-02196
FSTEC: BDU:2019-02196
Id:
BDU:2019-02196
Reference:
https://bdu.fstec.ru/vul/2019-02196
CVE: CVE-2019-11479
CVE: CVE-2019-11479
Id:
CVE-2019-11479
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11479
Comment
: Jonathan Looney discovered that the Linux kernel default MSS is hard-coded to 48 bytes. This allows a remote peer to fragment TCP resend queues significantly more than if a larger MSS were enforced. A remote attacker could use this to cause a denial of service. This has been fixed in stable kernel releases 4.4.182, 4.9.182, 4.14.127, 4.19.52, 5.1.11, and is fixed in commits 967c05aee439e6e5d7d805e195b3a20ef5c433d6 and 5f3e2bf008c2221478101ee72f5cb4654b9fc363.
CVSSv2 Score:
5
Access vector:
NETWORK
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
7.5
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE:
770 (Allocation of Resources Without Limits or Throttling)
References:
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=5f3e2bf008c2221478101ee72f5cb4654b9fc363 (MISC)
https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-001.md (MISC)
https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/SACKPanic (MISC)
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=967c05aee439e6e5d7d805e195b3a20ef5c433d6 (MISC)
https://access.redhat.com/security/vulnerabilities/tcpsack (MISC)
https://support.f5.com/csp/article/K35421172 (CONFIRM)
108818 (BID)
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44193 (CONFIRM)
VU#905115 (CERT-VN)
https://www.synology.com/security/advisory/Synology_SA_19_28 (CONFIRM)
https://security.netapp.com/advisory/ntap-20190625-0001/ (CONFIRM)
RHSA-2019:1594 (REDHAT)
RHSA-2019:1602 (REDHAT)
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0008 (CONFIRM)
https://kc.mcafee.com/corporate/index?page=content&id=SB10287 (CONFIRM)
[oss-security] 20190628 Re: linux-distros membership application - Microsoft (MLIST)
USN-4041-2 (UBUNTU)
[oss-security] 20190706 Re: linux-distros membership application - Microsoft (MLIST)
[oss-security] 20190706 Re: linux-distros membership application - Microsoft (MLIST)
RHSA-2019:1699 (REDHAT)
USN-4041-1 (UBUNTU)
https://cert-portal.siemens.com/productcert/pdf/ssa-462066.pdf (CONFIRM)
https://www.us-cert.gov/ics/advisories/icsa-19-253-03 (MISC)
https://www.oracle.com/security-alerts/cpujan2020.html (MISC)
https://www.us-cert.gov/ics/advisories/icsma-20-170-06 (MISC)
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-010.txt (CONFIRM)
https://www.oracle.com/security-alerts/cpuoct2020.html (MISC)
https://support.f5.com/csp/article/K35421172?utm_source=f5support&%3Butm_medium=RSS ()
VENDOR: ELSA-2019-1479
VENDOR: ELSA-2019-1479
Id:
ELSA-2019-1479
Reference:
http://linux.oracle.com/errata/ELSA-2019-1479.html
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