Security Bulletin
Summary
IBM QRadar Network Security is affected by Linux kernel vulnerabilities
Vulnerability Details
CVEID: CVE-2018-14646
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by a NULL pointer dereference in the __netlink_ns_capable() function in the net/netlink/af_netlink.c. By assigning a net namespace with a netnsid, a local attacker could exploit this vulnerability to cause a kernel panic.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/153296 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2018-14634
DESCRIPTION: Linux Kernel could allow a local authenticated attacker to gain elevated privileges on the system, caused by an integer overflow in the create_elf_tables function. By using a specially-crafted binary file, an attacker could exploit this vulnerability to obtain full root privileges.
CVSS Base Score: 7.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/150310 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
CVEID: CVE-2018-13405
DESCRIPTION: Linux Kernel could allow a local attacker to gain elevated privileges on the system, caused by a flaw in the fs/inode.c:inode_init_owner() function. An attacker could exploit this vulnerability to create files with an unintended group ownership.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146434 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
CVEID: CVE-2018-10883
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by an out-of-bounds write in the jbd2_journal_dirty_metadata() function. By mounting and operating on a specially crafted ext4 filesystem image, a local attacker could exploit this vulnerability to cause the system to crash.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/147830 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2018-10881
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by an out-of-bound access in the ext4_get_group_info function. By mounting and operating on a specially crafted ext4 filesystem image, a local attacker could exploit this vulnerability to cause the system to crash.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/147820 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2018-10879
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by a use-after-free in the ext4_xattr_set_entry function. By renaming a file a specially crafted ext4 filesystem image, a local attacker could exploit this vulnerability to cause the system to crash.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/147832 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2018-10878
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by an out-of-bounds write in the ext4 filesystem. By mounting and operating on a specially crafted ext4 filesystem image, a local attacker could exploit this vulnerability to cause the system to crash.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/147833 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2018-7740
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by a flaw in the resv_map_release function in mm/hugetlb.c. By using a specially-crafted application, a local attacker could exploit this vulnerability to cause the system to cause a denial of service.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139974 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2018-5344
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by a use-after-free in the drivers/block/loop.c. A local attacker could exploit this vulnerability to cause the system to crash.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137649 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2018-1094
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by a NULL pointer dereference flaw in the ext4_fill_super function in fs/ext4/super.c. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause the system to crash.
CVSS Base Score: 5.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/141198 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
CVEID: CVE-2018-1092
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by a NULL pointer dereference flaw in the ext4_iget function in fs/ext4/inode.c. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause the system to crash.
CVSS Base Score: 5.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/141196 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
CVEID: CVE-2017-18344
DESCRIPTION: Linux Kernel could allow a local attacker to obtain sensitive information, caused by an out-of-bounds memory read error in the sigevent->sigev_notify' field of show_timer() function. An attacker could exploit this vulnerability to obtain kernel memory.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/147880 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
CVEID: CVE-2017-18208
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by a flaw in the madvise_willneed function in mm/madvise.c. By triggering use of MADVISE_WILLNEED for a DAX mapping, a local attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139764 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2017-10661
DESCRIPTION: Linux Kernel could allow a local attacker to gain elevated privileges on the system, caused by a race condition in fs/timerfd.c. An attacker could exploit this vulnerability to gain privileges or cause a denial of service.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/130802 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2016-4913
DESCRIPTION: Linux Kernel could allow a local attacker to obtain sensitive information, caused by the improper handling of NM entries containing NUL characters by the get_rock_ridge_filename function in fs/isofs/rock.c. An attacker could exploit this vulnerability using a specially crafted isofs filesystem to read from kernel memory locations.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113397 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
CVEID: CVE-2015-8830
DESCRIPTION: Linux Kernel could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow in the AIO interface. By applying to certain filesystems, socket or device types, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111186 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Affected Products and Versions
IBM QRadar Network Security 5.4.0
IBM QRadar Network Security 5.5.0
Remediation/Fixes
| Product | VRMF | Remediation/First Fix |
| IBM QRadar Network Security | 5.4.0 | Install Firmware 5.4.0.8 from the Available Updates page of the Local Management Interface, or by performing a One Time Scheduled Installation from SiteProtector. Or Download Firmware 5.4.0.8 from IBM Security License Key and Download Center and upload and install via the Available Updates page of the Local Management Interface. |
| IBM QRadar Network Security | 5.5.0 | Install Firmware 5.5.0.3 from the Available Updates page of the Local Management Interface, or by performing a One Time Scheduled Installation from SiteProtector. Or Download Firmware 5.5.0.3 from IBM Security License Key and Download Center and upload and install via the Available Updates page of the Local Management Interface. |
Get Notified about Future Security Bulletins
References
Off
Change History
June 27, 2019: Original Version Published
*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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Internal Use Only
Advisory ID: 15905
Product Record ID: 134959
Document Location
Worldwide
[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSFSVP","label":"IBM QRadar Network Security"},"Component":"","Platform":[{"code":"PF009","label":"Firmware"}],"Version":"5.4.0, 5.5.0","Edition":"","Line of Business":{"code":"LOB24","label":"Security Software"}}]
Was this topic helpful?
Document Information
Modified date:
27 June 2019
UID
ibm10881053