Description
perl-Convert-ASN1 (aka the Convert::ASN1 module for Perl) through 0.27 allows remote attackers to cause an infinite loop via unexpected input.
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 | libconvert-asn1-perl | 0.27-3 | — |
| Debian 13 | libconvert-asn1-perl | 0.27-3 | — |
| Debian 12 | libconvert-asn1-perl | 0.27-3 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | libconvert-asn1-perl | No fix yet | — |
| Ubuntu 18.04 LTS | libconvert-asn1-perl | No fix yet | — |
| Ubuntu 16.04 LTS | libconvert-asn1-perl | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | perl-Convert-ASN1 | 0.27-18.el8 | RHSA-2024:3049 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | perl-Convert-ASN1 | 0.27-18.el8 | ALSA-2024:3049 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | perl-Convert-ASN1 | 0.27-18.el8 | RLSA-2024:3049 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | perl-Convert-ASN1 | 0.27-1.6.2 | SUSE-SU-2021:0183-1 |
| SLES 15 SP1 | perl-Convert-ASN1 | 0.27-1.6.2 | SUSE-SU-2021:0183-1 |
| SLES 12 SP5 | perl-Convert-ASN1 | 0.26-5.3.1 | SUSE-SU-2021:0172-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP5 | perl-Convert-ASN1 | 0.26-5.3.1 | SUSE-SU-2021:0172-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | perl-Convert-ASN1 | 0.31-2.3 | openSUSE-SU-2024:11159-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.23 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.22 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.21 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.20 | perl-convert-asn1 | 0.29-r0 | — |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.18 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.17 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.16 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.15 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.14 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.13 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.12 | perl-convert-asn1 | 0.29-r0 | — |
| Alpine v3.11 | perl-convert-asn1 | 0.29-r0 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | perl-Convert-ASN1 | 0.27-18.el8 | ELSA-2024-3049 |
Advisories 8
- ALSA-2024:3049 Moderate: perl-Convert-ASN1 security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2024:3049 Red Hat Security Advisory: perl-Convert-ASN1 security update Red Hat Security Advisories (RHSA) · Mar 18, 2026
- RLSA-2024:3049 Moderate: perl-Convert-ASN1 security update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2021:0183-1 Security update for perl-Convert-ASN1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:0172-1 Security update for perl-Convert-ASN1 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11159-1 perl-Convert-ASN1-0.31-2.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-1213 Red Hat Enterprise Linux: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 4, 2025
- ELSA-2024-3049 Moderate: perl-Convert-ASN1 security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 23, 2024
References
- https://github.com/gbarr/perl-Convert-ASN1/issues/14
- FEDORA-2020-d8bc3a9874 vendor-advisory
- FEDORA-2020-9fa782be3e vendor-advisory