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Security Bulletin: Multiple vulnerabilities in libtiff affect PowerKVM

Security Bulletin


Summary

PowerKVM is affected by several vulnerabilities in libtiff. These vulnerabilities are now fixed.

Vulnerability Details

CVEID: CVE-2014-8127
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bound read error in multiple tools. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/101436 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVEID: CVE-2014-8129
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bound access in tiff2pdf. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/101451 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVEID: CVE-2014-8130
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by a divide-by-zero in the tiffdither tool. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/101453 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVEID: CVE-2014-9330
DESCRIPTION:
LibTIFF could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow in bmp2tiff. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/99665 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVEID: CVE-2014-9655
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an error in the NeXTDecode function in tif_next.c and putcontig8bitYCbCr21tile function in tif_getimage.c. By persuading a victim to open a specially crafted TIFF image file, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112751 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-1547
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an error in the NeXTDecode function in tif_next.c. By persuading a victim to open a specially crafted TIFF image file, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112668 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-7554
DESCRIPTION:
LibTIFF could allow a remote attacker to bypass security restrictions, caused by an error in field_passcount variable. By sending a specially-crafted request, an attacker could exploit this vulnerability to write data.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/109280 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID: CVE-2015-8665
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bound read in tif_getimage.c. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110074 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-8668
DESCRIPTION:
LibTIFF could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow in bmp2tiff function within tif_packbits.c. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 8.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/109279 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L)

CVEID: CVE-2015-8683
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bound read in tif_getimage.c. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110075 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2016-3991
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds write in the loadImage() in tiffcrop. By persuading a victim to open a specially crafted image file, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112168 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2016-5320
DESCRIPTION:
LibTIFF could allow a remote attacker to execute arbitrary commands on the system, caused by an out-of-bounds write in PixarLogDecode() function in tif_pixarlog.c. By persuading a victim to open a specially-crafted TIFF image file, an attacker could exploit this vulnerability to execute arbitrary commands on the system.
CVSS Base Score: 6.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114300 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)

CVEID: CVE-2015-8781
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds write in tif_luv.c. A remote attacker could exploit this vulnerability using specially-crafted LogL compressed TIFF images to cause the application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110369 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-8782
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds write in tif_luv.c. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110371 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-8783
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds read in tif_luv.c. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110372 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-8784
DESCRIPTION:
LibTIFF could allow a remote attacker to execute arbitrary code on the system, caused by an out-of-bounds write in the NeXTDecode() function. An remote attacker could exploit this vulnerability using specially-crafted TIFF images to execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 6.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110614 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)

CVEID: CVE-2016-3632
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds write in the _TIFFVGetField function in tif_getimage.c. By persuading a victim to open a specially crafted image file, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112109 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2016-3945
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds read in the cvt_by_strip function in tif_getimage.c. By persuading a victim to open a specially crafted image file, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112108 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2016-3990
DESCRIPTION:
LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds write in the horizontalDifference8() function in tiffcp. By persuading a victim to open a specially crafted image file, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112169 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

Affected Products and Versions

PowerKVM v2.1 and v3.1

Remediation/Fixes

Customers can update PowerKVM systems by using "yum update".

Fix images are made available via Fix Central. For version 3.1, see https://ibm.biz/BdHggw for 3.1.0.2 update 1 or later.

For version 2.1, see PowerKVM 2.1.1.3-65. Update 11 at https://ibm.biz/BdEnT8 or later. Customers running v2.1 are, in any case, encouraged to upgrade to v3.1.

For v2.1 systems currently running fix levels of PowerKVM prior to 2.1.1, please see http://download4.boulder.ibm.com/sar/CMA/OSA/05e4c/0/README for prerequisite fixes and instructions.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

11 August 2016 - Initial Version

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

[{"Product":{"code":"SSZJY4","label":"PowerKVM"},"Business Unit":{"code":"","label":"TSS"},"Component":"Not Applicable","Platform":[{"code":"PF016","label":"Linux"}],"Version":"2.1;3.1","Edition":"KVM"}]

Document Information

Modified date:
17 June 2018

UID

isg3T1024132