[Bug 1192936] New: VUL-0: CVE-2021-21898: librecad: out-of-bounds write in dwgCompressor:decompress18()
http://bugzilla.opensuse.org/show_bug.cgi?id=1192936 Bug ID: 1192936 Summary: VUL-0: CVE-2021-21898: librecad: out-of-bounds write in dwgCompressor:decompress18() Classification: openSUSE Product: openSUSE Distribution Version: Leap 15.3 Hardware: Other URL: https://smash.suse.de/issue/315428/ OS: Other Status: NEW Severity: Major Priority: P5 - None Component: Security Assignee: jengelh@inai.de Reporter: thomas.leroy@suse.com QA Contact: security-team@suse.de Found By: Security Response Team Blocker: --- CVE-2021-21898 A code execution vulnerability exists in the dwgCompressor::decompress18() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to an out-of-bounds write. An attacker can provide a malicious file to trigger this vulnerability. Upstream commit in librecad/libdxfrw: https://github.com/LibreCAD/libdxfrw/commit/ba3fa95648bef948e008dfbdd31a4d21... The changes of the librecad/libdxfrw upstream commit has been included in a libdxfrw update commit in a librecad/librecad: https://github.com/LibreCAD/LibreCAD/commit/33b34d4a4acb7a681462626ef4420135... References: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-21898 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21898 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1349 -- You are receiving this mail because: You are on the CC list for the bug.
http://bugzilla.opensuse.org/show_bug.cgi?id=1192936 http://bugzilla.opensuse.org/show_bug.cgi?id=1192936#c2 Jan Engelhardt <jengelh@inai.de> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|jengelh@inai.de |jslaby@suse.com Summary|VUL-0: CVE-2021-21898: |VUL-0: CVE-2021-21898: |librecad: out-of-bounds |libdxfrw: out-of-bounds |write in |write in |dwgCompressor:decompress18( |dwgCompressor:decompress18( |) |) --- Comment #2 from Jan Engelhardt <jengelh@inai.de> --- librecad does not use the bundled libdxfrw, we even have a rm -Rf line in the build recipe to make sure that is the case. Reassigning to libdxfrw. -- You are receiving this mail because: You are on the CC list for the bug.
http://bugzilla.opensuse.org/show_bug.cgi?id=1192936 http://bugzilla.opensuse.org/show_bug.cgi?id=1192936#c9 Jan Engelhardt <jengelh@inai.de> changed: What |Removed |Added ---------------------------------------------------------------------------- Flags|needinfo?(jengelh@inai.de) | --- Comment #9 from Jan Engelhardt <jengelh@inai.de> --- You have my blessings. -- You are receiving this mail because: You are on the CC list for the bug.
http://bugzilla.opensuse.org/show_bug.cgi?id=1192936 http://bugzilla.opensuse.org/show_bug.cgi?id=1192936#c11 --- Comment #11 from OBSbugzilla Bot <bwiedemann+obsbugzillabot@suse.com> --- This is an autogenerated message for OBS integration: This bug (1192936) was mentioned in https://build.opensuse.org/request/show/950668 Backports:SLE-15-SP3 / libdxfrw+librecad -- You are receiving this mail because: You are on the CC list for the bug.
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