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amazonAmazonALAS-2014-355
HistoryJun 15, 2014 - 4:19 p.m.

Low: glibc

2014-06-1516:19:00
alas.aws.amazon.com
22

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%

Issue Overview:

Multiple stack-based buffer overflows in net/netfilter/ipvs/ip_vs_ctl.c in the Linux kernel before 2.6.33, when CONFIG_IP_VS is used, allow local users to gain privileges by leveraging the CAP_NET_ADMIN capability for (1) a getsockopt system call, related to the do_ip_vs_get_ctl function, or (2) a setsockopt system call, related to the do_ip_vs_set_ctl function.

Affected Packages:

glibc

Issue Correction:
Run yum update glibc to update your system.

New Packages:

i686:  
    glibc-common-2.17-55.84.amzn1.i686  
    glibc-debuginfo-2.17-55.84.amzn1.i686  
    nscd-2.17-55.84.amzn1.i686  
    glibc-devel-2.17-55.84.amzn1.i686  
    glibc-debuginfo-common-2.17-55.84.amzn1.i686  
    glibc-utils-2.17-55.84.amzn1.i686  
    glibc-static-2.17-55.84.amzn1.i686  
    glibc-2.17-55.84.amzn1.i686  
    glibc-headers-2.17-55.84.amzn1.i686  
  
src:  
    glibc-2.17-55.84.amzn1.src  
  
x86_64:  
    glibc-static-2.17-55.84.amzn1.x86_64  
    glibc-headers-2.17-55.84.amzn1.x86_64  
    glibc-common-2.17-55.84.amzn1.x86_64  
    glibc-utils-2.17-55.84.amzn1.x86_64  
    glibc-devel-2.17-55.84.amzn1.x86_64  
    glibc-2.17-55.84.amzn1.x86_64  
    glibc-debuginfo-2.17-55.84.amzn1.x86_64  
    nscd-2.17-55.84.amzn1.x86_64  
    glibc-debuginfo-common-2.17-55.84.amzn1.x86_64  

Additional References

Red Hat: CVE-2013-4588

Mitre: CVE-2013-4588

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%