SB2018122504 - Denial of service in libraw
Published: December 25, 2018 Updated: December 25, 2018
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) NULL pointer dereference (CVE-ID: CVE-2018-20363)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in libraw_cxx.cpp in. A remote attacker can trick the victim into opening a specially crafted input and perform a denial of service (DoS) attack.
2) NULL pointer dereference (CVE-ID: CVE-2018-20364)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in libraw_cxx.cpp. A remote attacker can trick the victim into opening a specially crafted input and perform a denial of service (DoS) attack.
3) Heap-based buffer overflow (CVE-ID: CVE-2018-20365)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to heap-based buffer overflow in libraw_cxx.cpp. A remote attacker can trick the victim into opening a specially crafted input, trigger memory corruption and perform DoS attack.
4) Stack-based buffer overflow (CVE-ID: CVE-2018-20337)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to stack-based buffer overflow in the parse_makernote function of dcraw_common.cpp. A remote attacker can trick the victim into opening a specially crafted input, trigger memory corruption and perform DoS attack.
Remediation
Install update from vendor's website.