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amazonAmazonALAS2-2018-1128
HistoryDec 13, 2018 - 8:16 p.m.

Medium: glusterfs

2018-12-1320:16:00
alas.aws.amazon.com
12

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

8 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.5%

Issue Overview:

A flaw was found in dict.c:dict_unserialize function of glusterfs, dic_unserialize function does not handle negative key length values. An attacker could use this flaw to read memory from other locations into the stored dict value.(CVE-2018-10911)

Affected Packages:

glusterfs

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

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

New Packages:

aarch64:  
    glusterfs-3.12.2-18.amzn2.aarch64  
    glusterfs-api-3.12.2-18.amzn2.aarch64  
    glusterfs-api-devel-3.12.2-18.amzn2.aarch64  
    glusterfs-cli-3.12.2-18.amzn2.aarch64  
    glusterfs-devel-3.12.2-18.amzn2.aarch64  
    glusterfs-fuse-3.12.2-18.amzn2.aarch64  
    glusterfs-libs-3.12.2-18.amzn2.aarch64  
    python2-gluster-3.12.2-18.amzn2.aarch64  
    glusterfs-rdma-3.12.2-18.amzn2.aarch64  
    glusterfs-client-xlators-3.12.2-18.amzn2.aarch64  
    glusterfs-debuginfo-3.12.2-18.amzn2.aarch64  
  
i686:  
    glusterfs-3.12.2-18.amzn2.i686  
    glusterfs-api-3.12.2-18.amzn2.i686  
    glusterfs-api-devel-3.12.2-18.amzn2.i686  
    glusterfs-cli-3.12.2-18.amzn2.i686  
    glusterfs-devel-3.12.2-18.amzn2.i686  
    glusterfs-fuse-3.12.2-18.amzn2.i686  
    glusterfs-libs-3.12.2-18.amzn2.i686  
    python2-gluster-3.12.2-18.amzn2.i686  
    glusterfs-rdma-3.12.2-18.amzn2.i686  
    glusterfs-client-xlators-3.12.2-18.amzn2.i686  
    glusterfs-debuginfo-3.12.2-18.amzn2.i686  
  
src:  
    glusterfs-3.12.2-18.amzn2.src  
  
x86_64:  
    glusterfs-3.12.2-18.amzn2.x86_64  
    glusterfs-api-3.12.2-18.amzn2.x86_64  
    glusterfs-api-devel-3.12.2-18.amzn2.x86_64  
    glusterfs-cli-3.12.2-18.amzn2.x86_64  
    glusterfs-devel-3.12.2-18.amzn2.x86_64  
    glusterfs-fuse-3.12.2-18.amzn2.x86_64  
    glusterfs-libs-3.12.2-18.amzn2.x86_64  
    python2-gluster-3.12.2-18.amzn2.x86_64  
    glusterfs-rdma-3.12.2-18.amzn2.x86_64  
    glusterfs-client-xlators-3.12.2-18.amzn2.x86_64  
    glusterfs-debuginfo-3.12.2-18.amzn2.x86_64  

Additional References

Red Hat: CVE-2018-10911

Mitre: CVE-2018-10911

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

8 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.5%