Description
A heap-based buffer over-read was discovered in the function read_srclines in dwarf_getsrclines.c in libdw in elfutils 0.175. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by eu-nm.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | elfutils | 0.176-1 | — |
| Debian 13 | elfutils | 0.176-1 | — |
| Debian 12 | elfutils | 0.176-1 | — |
| Debian 8 | elfutils | 0.159-4.2+deb8u1 | DLA-1689-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | elfutils | 0.176-1.1ubuntu0.1 | USN-6322-1 |
| Ubuntu 18.04 LTS | elfutils | 0.170-0.4ubuntu0.1 | USN-4012-1 |
| Ubuntu 16.04 LTS | elfutils | 0.165-3ubuntu1.2 | USN-4012-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | elfutils | 0.170-0.4ubuntu0.1+esm1 | USN-6322-1 |
| Ubuntu Pro 16.04 LTS | elfutils | 0.165-3ubuntu1.2+esm1 | USN-6322-1 |
| Ubuntu Pro 14.04 LTS | elfutils | 0.158-0ubuntu5.3+esm1 | USN-6322-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | elfutils +7 | 0.176-5.el8 | RHSA-2019:3575 |
| RHEL 7 | elfutils +7 | 0.176-2.el7 | RHSA-2019:2197 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | dwarves | 1.22-150300.7.3.1 | SUSE-SU-2022:2614-1 |
| SLES 15 SP3 | elfutils | 0.177-150300.11.3.1 | SUSE-SU-2022:2614-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Micro 5.2 | dwarves | 1.22-150300.7.3.1 | SUSE-SU-2022:2614-1 |
| SLE Micro 5.2 | elfutils | 0.177-150300.11.3.1 | SUSE-SU-2022:2614-1 |
| SLE Micro 5.1 | dwarves | 1.22-150300.7.3.1 | SUSE-SU-2022:2614-1 |
| SLE Micro 5.1 | elfutils | 0.177-150300.11.3.1 | SUSE-SU-2022:2614-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.3 | dwarves | 1.22-150300.7.3.1 | SUSE-SU-2022:2614-1 |
| openSUSE Leap 15.3 | elfutils | 0.177-150300.11.3.1 | SUSE-SU-2022:2614-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.2 | dwarves | 1.22-150300.7.3.1 | SUSE-SU-2022:2614-2 |
| openSUSE Leap Micro 5.2 | elfutils | 0.177-150300.11.3.1 | SUSE-SU-2022:2614-2 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | elfutils | 0.176-r0 | — |
| Alpine v3.23 | elfutils | 0.176-r0 | — |
| Alpine v3.22 | elfutils | 0.176-r0 | — |
| Alpine v3.21 | elfutils | 0.176-r0 | — |
| Alpine v3.20 | elfutils | 0.176-r0 | — |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | elfutils | 0.176-r0 | — |
| Alpine v3.18 | elfutils | 0.176-r0 | — |
| Alpine v3.17 | elfutils | 0.176-r0 | — |
| Alpine v3.16 | elfutils | 0.176-r0 | — |
| Alpine v3.15 | elfutils | 0.176-r0 | — |
| Alpine v3.14 | elfutils | 0.176-r0 | — |
| Alpine v3.13 | elfutils | 0.176-r0 | — |
| Alpine v3.12 | elfutils | 0.176-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | elfutils +7 | 0.176-2.amzn2 | ALAS2-2019-1337 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | elfutils +7 | 0.176-5.el8 | ELSA-2019-3575 |
| Oracle Linux 7 | elfutils +7 | 0.176-2.el7 | ELSA-2019-2197 |
Advisories 12
- WID-SEC-2026-4026 Red Hat OpenShift: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 18, 2026
- WID-SEC-2022-0517 Red Hat Enterprise Linux: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 18, 2026
- USN-6322-1 elfutils vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- RHSA-2019:2197 Red Hat Security Advisory: elfutils security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2019:3575 Red Hat Security Advisory: elfutils security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-4012-1 elfutils vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-1689-1 elfutils - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2022:2614-1 Security update for dwarves and elfutils SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2614-2 Security update for dwarves and elfutils SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2019-3575 Low: elfutils security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 14, 2019
- ALAS2-2019-1337 Low: elfutils security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Oct 24, 2019
- ELSA-2019-2197 Low: elfutils security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 13, 2019
References
- https://sourceware.org/ml/elfutils-devel/2019-q1/msg00068.html
- [debian-lts-announce] 20190225 [SECURITY] [DLA 1689-1] elfutils security update mailing-list
- https://sourceware.org/bugzilla/show_bug.cgi?id=24102
- USN-4012-1 vendor-advisory
- RHSA-2019:2197 vendor-advisory
- RHSA-2019:3575 vendor-advisory