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CVE-2020-19726

Status Candidate

Overview

An issue was discovered in binutils libbfd.c 2.36 relating to the auxiliary symbol data allows attackers to read or write to system memory or cause a denial of service.

Related Files

Ubuntu Security Notice USN-6544-1
Posted Dec 11, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6544-1 - It was discovered that GNU binutils incorrectly handled certain COFF files. An attacker could possibly use this issue to cause a crash or execute arbitrary code. This issue only affected Ubuntu 14.04 LTS. It was discovered that GNU binutils was not properly performing bounds checks in several functions, which could lead to a buffer overflow. An attacker could possibly use this issue to cause a denial of service, expose sensitive information or execute arbitrary code. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

tags | advisory, denial of service, overflow, arbitrary
systems | linux, ubuntu
advisories | CVE-2020-19726, CVE-2022-35205, CVE-2022-38533, CVE-2022-4285
SHA-256 | 9f2d15cd39eb8aa25961b37f885531e1ac117b562c6ee00429e116f924ee59f1
Ubuntu Security Notice USN-6381-1
Posted Sep 19, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6381-1 - It was discovered that a memory leak existed in certain GNU binutils modules. An attacker could possibly use this issue to cause a denial of service. It was discovered that GNU binutils was not properly performing bounds checks in several functions, which could lead to a buffer overflow. An attacker could possibly use this issue to cause a denial of service, expose sensitive information or execute arbitrary code.

tags | advisory, denial of service, overflow, arbitrary, memory leak
systems | linux, ubuntu
advisories | CVE-2020-19724, CVE-2020-19726, CVE-2020-35342, CVE-2021-46174, CVE-2022-44840, CVE-2022-47695
SHA-256 | 62052b8930b0e674a329aaba90345955aad2731e389587961766f435a702bf53
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