CVE-2019-17450: canonical ubuntu_linux Uncontrolled Recursion
CVSS: 6.5v3.1MediumModified
AliasesRHSA-2020:4465UBUNTU-CVE-2019-17450DEBIAN-CVE-2019-17450
Published 10-10-2019Last modified 05-08-2024
Vulnerability summary
CVE-2019-17450 is a medium (CVSS 6.5) Uncontrolled Recursion vulnerability in canonical ubuntu_linux. EPSS estimates a 2.75% chance of exploitation in the next 30 days, higher than 85.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.5/10
010
Medium · v3.1 (NVD)EPSS score
2.75%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 9 · Related 8Timeline
- 10-10-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
find_abstract_instance in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.32, allows remote attackers to cause a denial of service (infinite recursion and application crash) via a crafted ELF file.
CVSS metrics
5 scores · 4 sources · 3 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 5.5Preferred score · OSV · Red hat (Ecosystem advisory) · calculated from vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesSingle source
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.75%
Chance of exploitation in the next 30 days
Percentile
86%
Versus all other CVEs
30-day change
0.00 pp
From 2.75% on 18-09-2026
18-09-202618-10-2026
EPSS score2.75%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (sourceware.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Redhat4 products
- binutils< 0:2.30-79.el8
- binutils-debuginfo< 0:2.30-79.el8
- binutils-debugsource< 0:2.30-79.el8
- binutils-devel< 0:2.30-79.el8
Canonical1 product
- ubuntu_linuxEOL18.04
Debian1 product
- binutils< 2.34-1
Gnu1 product
- binutils2.32
Opensuse1 product
- leapEOL15.1 | 15.2
Ubuntu1 product
- binutilsAll versions (No fix recorded) | < 2.26.1-1ubuntu1~16.04.8+esm1 | < 2.30-21ubuntu1~18.04.3
6 vendors · 9 products
References
21 links- sourceware.org/bugzilla/show_bug.cgi?id=25078X Refsource MISCExploitIssue TrackingThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-10/msg00078.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-11/msg00004.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
