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ubuntucveUbuntu.comUB:CVE-2021-45078
HistoryDec 15, 2021 - 12:00 a.m.

CVE-2021-45078

2021-12-1500:00:00
ubuntu.com
ubuntu.com
16

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

48.7%

stab_xcoff_builtin_type in stabs.c in GNU Binutils through 2.37 allows
attackers to cause a denial of service (heap-based buffer overflow) or
possibly have unspecified other impact, as demonstrated by an out-of-bounds
write. NOTE: this issue exists because of an incorrect fix for
CVE-2018-12699.

Bugs

Notes

Author Note
seth-arnold binutils isn’t safe for untrusted inputs.
mdeslaur reproducer doesn’t crash objdump without ASAN on bionic and focal
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchbinutils< anyUNKNOWN
ubuntu20.04noarchbinutils< 2.34-6ubuntu1.6UNKNOWN
ubuntu14.04noarchbinutils< anyUNKNOWN
ubuntu16.04noarchbinutils< 2.26.1-1ubuntu1~16.04.8+esm3) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

48.7%