AZL-92910 CVE-2026-57076 affecting package perl-YAML-Syck 1.34-1

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

UBUNTU-CVE-2026-57076

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

CVE-2026-57076

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

CVE-2026-13713

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...

AZL-92904 CVE-2026-13713 affecting package perl-YAML-Syck 1.34-1

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...

ALPINE-CVE-2026-13713

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...

DEBIAN-CVE-2026-13713

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...

CVE-2026-13713

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...

UBUNTU-CVE-2026-13713

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...

CVE-2026-57076

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

CVE-2026-57076

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

CVE-2026-57076 YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syck_hdlr_add_anchor

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

CVE-2026-57076 YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syck_hdlr_add_anchor

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

CVE-2026-57076

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

CVE-2026-57076 YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syck_hdlr_add_anchor

YAML::Syck versions before 1.47 for Perl allow a heap use-after-free via an anchor name reused as an anchors-table key in syckhdlraddanchor. In the bundled libsyck an anchor name allocated by syckstrndup is stored both as node-anchor, freed when the node is freed, and as the key in the parser's...

CVE-2026-57076

CVE-2026-57076 affects YAML::Syck in Perl before version 1.47. The underlying issue is a heap use-after-free caused by reusing an anchor name as a key in the anchors table within syck_hdlr_add_anchor. An anchor name allocated by syck_strndup is stored both in node->anchor (freed with the node)...

CVE-2026-13713

CVE-2026-13713 affects YAML::Syck versions before 1.47 (Perl). A use-after-free and double-free occurs when an anchor is redefined while still on the parser value stack, due to how syck_hdlr_add_anchor and syck_hdlr_remove_anchor free the node. The freed node may still be live on the value stack,...

CVE-2026-13713

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...

CVE-2026-13713 YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...

CVE-2026-13713 YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack. In the bundled libsyck, when an anchor name is redefined or removed, syckhdlraddanchor and syckhdlrremoveanchor free the node stored under that name with...