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Fencer Intel
medium 5.5

CVE-2019-7146 json

In elfutils 0.175, there is a buffer over-read in the ebl_object_note function in eblobjnote.c in libebl.

published 7y ago modified 4mo ago also EUVD-2019-16696

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

In elfutils 0.175, there is a buffer over-read in the ebl_object_note function in eblobjnote.c in libebl. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted elf file, as demonstrated by eu-readelf.

Patch / fix

  • elfutils Debian 14, Debian 13, Debian 12 0.176-1

debian advisories DEBIAN-CVE-2019-7146

  • elfutils RHEL 8 0.176-5.el8
  • elfutils-libs RHEL 8 0.176-5.el8
  • elfutils-libelf RHEL 8 0.176-5.el8
  • elfutils-default-yama-scope RHEL 8 0.176-5.el8

red hat advisories RHSA-2019:3575

  • dwarves SLE Module for Basesystem 15 SP3, SLE Micro 5.2, SLE Micro 5.1 +2 more 1.22-150300.7.3.1
  • elfutils SLE Module for Basesystem 15 SP3, SLE Micro 5.2, SLE Micro 5.1 +2 more 0.177-150300.11.3.1

suse advisories SUSE-SU-2022:2614-2SUSE-SU-2022:2614-1

  • elfutils openSUSE Tumbleweed 0.185-3.1

opensuse advisories openSUSE-SU-2024:10733-1

  • elfutils Alpine 3.24, Alpine 3.23, Alpine 3.22 +10 more 0.176-r0

alpine advisories ALPINE-CVE-2019-7146

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-7146 updated cvss 3.3

elfutils: buffer over-read in the ebl_object_note function in eblobjnote.c in libebl

  • Red Hat CodeReady Linux Builder (v. 8) elfutils-debuginfo 0.176-5.el8, elfutils-debugsource 0.176-5.el8, elfutils-devel-static 0.176-5.el8, elfutils-libs-debuginfo 0.176-5.el8, elfutils-libelf-debuginfo 0.176-5.el8, elfutils-libelf-devel-static 0.176-5.el8 Red Hat Enterprise Linux BaseOS (v. 8) elfutils 0.176-5.el8, elfutils-libs 0.176-5.el8, elfutils-libelf 0.176-5.el8, elfutils-default-yama-scope 0.176-5.el8
    fixed: vendor fix RHSA-2019:3575
  • Red Hat Enterprise Linux 5 elfutils Red Hat Enterprise Linux 6 elfutils, elfutils-libs, elfutils-libelf Red Hat Enterprise Linux 7 elfutils, elfutils-libs, elfutils-libelf, elfutils-default-yama-scope
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.52% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • sourceware.org https://sourceware.org/bugzilla/show_bug.cgi?id=24075 referenced PoC, tagged "exploit" by a source, unverified
  • sourceware.org https://sourceware.org/bugzilla/show_bug.cgi?id=24081 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.