CVE-2019-20509
archive_read_support_format_lha.c in libarchive before 3.4.1 does not ensure valid sizes for UTF...
DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it only affected a development version. Notes: none
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
What each source reports
OSV Score usedUBUNTU-CVE-2019-20509
** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it only affected a development version. Notes: none.
- Record
UBUNTU-CVE-2019-20509- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
CVE List No score
DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it only affected a development version. Notes: none
- Record
CVE-2019-20509- Updated
- 2026-11-02
EUVDEUVD-2019-11053 No score
DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it only affected a development version. Notes: none
- Record
EUVD-2019-11053- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wpgg-gcgq-v3vh No score
archive_read_support_format_lha.c in libarchive before 3.4.1 does not ensure valid sizes for UTF...
archive_read_support_format_lha.c in libarchive before 3.4.1 does not ensure valid sizes for UTF-16 input, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted LHA archive.
- Record
GHSA-wpgg-gcgq-v3vh- Updated
- 2026-11-02
NVD No score
Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it only affected a development version. Notes: none
- Record
CVE-2019-20509- Updated
- 2026-11-02
OSVMGASA-2020-0253 No score
Updated libarchive packages fix security vulnerability
Updated libarchive packages fix security vulnerability:
archive_read_support_format_lha.c in libarchive before 3.4.1 does not ensure valid sizes for UTF-16 input, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted LHA archive (CVE-2019-20509).
The libarchive package has been updated to version 3.4.3, fixing this issue and other bugs.
- Record
MGASA-2020-0253- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libarchiveMageia:7 |
before 3.4.3-1.mga7 | 3.4.3-1.mga7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-20509 has been rejected by its source and should not be treated as a live vulnerability, published March 10, 2020. Fixed in libarchive 3.4.3-1.mga7.
References
nvd.nist.gov/vuln/detail/CVE-2019-20509
github.com/libarchive/libarchive/issues/1284
advisories.mageia.org/MGASA-2020-0253.html
Show 7 moreShow less
bugs.mageia.org/show_bug.cgi?id=26691
lists.fedoraproject.org/archives/list/[email protected]/thread/6OTE7GWASH2ZOVG5H3HEN5PR6B3KF7JB
ubuntu.com/security/CVE-2019-20509
cve.org/CVERecord?id=CVE-2019-20509