All errata/sisyphus/ALT-PU-2020-2049-1
ALT-PU-2020-2049-1

Package update radare2 in branch sisyphus

Version4.4.0-alt1
Task#252451
Published2020-05-30
Max severityCRITICAL
Severity:

Closed issues (3)

CVE-2020-27793
HIGH7.5

An off-by-one overflow flaw was found in radare2 due to mismatched array length in core_java.c. This could allow an attacker to cause a crash, and perform a denail of service attack.

Published: 2022-08-19Modified: 2024-11-21
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
CVE-2020-27794
CRITICAL9.1

A double free issue was discovered in radare2 in cmd_info.c:cmd_info(). Successful exploitation could lead to modification of unexpected memory locations and potentially causing a crash.

Published: 2022-08-19Modified: 2024-11-21
CVSS 3.xCRITICAL 9.1
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
References
CVE-2020-27795
HIGH7.5

A segmentation fault was discovered in radare2 with adf command. In libr/core/cmd_anal.c, when command "adf" has no or wrong argument, anal_fcn_data (core, input + 1) --> RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, -1); returns null pointer for fcn causing segmentation fault later in ensure_fcn_range (fcn).

Published: 2022-08-19Modified: 2024-11-21
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References