SB2019100452 - Ubuntu update for linux, linux-aws, linux-azure and more
Published: October 4, 2019 Updated: October 31, 2026
Breakdown by Severity
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Description
This security bulletin contains information about 18 vulnerabilities.
1) NULL pointer dereference (CVE-ID: CVE-2019-15217)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dreference error in drivers/media/usb/zr364xx/zr364xx.c driver. A remote attacker can perform a denial of service (DoS) attack.
2) Cryptographic issues (CVE-ID: CVE-2019-9506)
CWE-ID: CWE-310 - Cryptographic Issues
CVSSv4: 2.4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows an attacker to gain access to sensitive information.
The vulnerability exists due to a weakness in Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR) protocol core specification that allows an attacker with close proximity to the affected system to perform a man-in-the-middle attack on an encrypted Bluetooth connection.
Successful exploitation of the vulnerability may allow an attacker to gain access to sensitive information or perform unauthorized actions.
3) Out-of-bounds read (CVE-ID: CVE-2019-15926)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote non-authenticated attacker to #BASIC_IMPACT#.
An issue was discovered in the Linux kernel before 5.2.3. Out of bounds access exists in the functions ath6kl_wmi_pstream_timeout_event_rx and ath6kl_wmi_cac_event_rx in the file drivers/net/wireless/ath/ath6kl/wmi.c.
4) Out-of-bounds read (CVE-ID: CVE-2019-15925)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local authenticated user to execute arbitrary code.
An issue was discovered in the Linux kernel before 5.2.3. An out of bounds access exists in the function hclge_tm_schd_mode_vnet_base_cfg in the file drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c.
5) Resource management error (CVE-ID: CVE-2019-15538)
CWE-ID: CWE-399 - Resource Management Errors
CVSSv4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to buggy implementation of quotas in "xfs_setattr_nonsize" in the "fs/xfs/xfs_iops.c" file. A local attacker can send specially crafted requests to the affected system and perform denial of service attack.
Note: This vulnerability can be exploited remotely, if XFS filesystem is exported for instance via NFS.
6) NULL pointer dereference (CVE-ID: CVE-2019-15223)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dreference error in sound/usb/line6/driver.c driver. A remote attacker can perform a denial of service (DoS) attack.
7) NULL pointer dereference (CVE-ID: CVE-2019-15221)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: 5.1 [CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in sound/usb/line6/pcm.c driver. A local user can perform a denial of service (DoS) attack using a malicious USB device.
8) Use-after-free (CVE-ID: CVE-2019-15220)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to use-after-free error in the drivers/net/wireless/intersil/p54/p54usb.c driver. A local user can use a malicious USB device to trigger use-after-free error and execute arbitrary code on the system with elevated privileges.
9) NULL pointer dereference (CVE-ID: CVE-2019-15218)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: 5.1 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the "drivers/media/usb/siano/smsusb.c" file. A local attacker with physical access can insert a USB device that submits malicious input to the targeted system and cause a denial of service (DoS) condition.
10) Resource exhaustion (CVE-ID: CVE-2019-0136)
CWE-ID: CWE-400 - Resource exhaustion
CVSSv4: 5.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to perform denial of service (DoS) attack.
The vulnerability exists due to the software does not properly control the allocation and maintenance of a limited resource. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
The vulnerability affects Intel Dual Band Wireless-AC 8260 Windows10 Driver
11) Use-after-free (CVE-ID: CVE-2019-15215)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in the CPiA2 video4linux device driver in the "drivers/media/usb/cpia2/cpia2_usb.c" driver. A local authenticated user with physical access to the system can use a malicious USB device and cause a denial of service (system crash) or possibly execute arbitrary code.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
12) Double Free (CVE-ID: CVE-2019-15212)
CWE-ID: CWE-415 - Double Free
CVSSv4: 5.1 [CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists in the USB Rio 500 device driver due to a boundary error in the "drivers/usb/misc/rio500.c" driver. A local authenticated user with physical access can use a malicious USB device, trigger double free error and cause a denial of service condition on the target system.
13) Use-after-free (CVE-ID: CVE-2019-15211)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists in the Raremono AM/FM/SW radio device driver in "drivers/media/v4l2-core/v4l2-dev.c" driver due to a use-after-free error when the "drivers/media/radio/radio-raremono.c" does not properly allocate memory. An authenticated local user with physical access to the system can use a malicious USB device to cause a denial of service or possibly execute arbitrary code.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
14) Resource exhaustion (CVE-ID: CVE-2019-15118)
CWE-ID: CWE-400 - Resource exhaustion
CVSSv4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect handling of recursion within the check_input_term() function in sound/usb/mixer.c. A local user can run a specially crafted application to trigger resource exhaustion and perform a denial of service (DoS) attack.
15) Buffer overflow (CVE-ID: CVE-2019-15117)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to execute arbitrary code on the target system.
The vulnerability exists due to the "parse_audio_mixer_unit" in "sound/usb/mixer.c" mishandles a short descriptor. A local authenticated user can trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
16) Out-of-bounds read (CVE-ID: CVE-2019-15090)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists in the QLogic QEDI iSCSI Initiator Driver due to a boundary condition in "drivers/scsi/qedi/qedi_dbg.c". A local authenticated user can trigger out-of-bounds read error and read contents of memory on the system.
17) Out-of-bounds write (CVE-ID: CVE-2019-13631)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
18) NULL pointer dereference (CVE-ID: CVE-2019-10207)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local authenticated user to perform a denial of service (DoS) attack.
A flaw was found in the Linux kernel's Bluetooth implementation of UART, all versions kernel 3.x.x before 4.18.0 and kernel 5.x.x. An attacker with local access and write permissions to the Bluetooth hardware could use this flaw to issue a specially crafted ioctl function call and cause the system to crash.
Remediation
Install update from vendor's website.