SB2020012817 - OpenSUSE Linux update for libredwg
Published: January 28, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 7 secuirty vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2020-6609)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to heap-based buffer over-read in "read_pages_map" in decode_r2007.c. A remote attacker can perform a denial of service attack.
2) Memory leak (CVE-ID: CVE-2020-6610)
The vulnerability allows a remote attacker to perform (DoS) attack on the target system.
The vulnerability exists due to memory leak in "read_sections_map" in decode_r2007.c. A remote attacker can perform denial of service attack.
3) NULL pointer dereference (CVE-ID: CVE-2020-6611)
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 "get_next_owned_entity" in dwg.c. A remote attacker can perform a denial of service (DoS) attack.
4) Out-of-bounds read (CVE-ID: CVE-2020-6612)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to heap-based buffer over-read in "copy_compressed_bytes" in decode_r2007.c. A remote attacker can perform a denial of service attack.
5) Out-of-bounds read (CVE-ID: CVE-2020-6613)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to heap-based buffer over-read in "bit_search_sentinel" in bits.c. A remote attacker can perform a denial of service attack.
6) Out-of-bounds read (CVE-ID: CVE-2020-6614)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to heap-based buffer over-read in "bfr_read" in decode.c. A remote attacker can perform a denial of service attack.
7) NULL pointer dereference (CVE-ID: CVE-2020-6615)
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 "dwg_dynapi_entity_value" in dynapi.c. A remote attacker can perform a denial of service attack.
Remediation
Install update from vendor's website.