CVE-2019-25051: Buffer Overflow
First published: Tue Jul 20 2021(Updated: )
objstack in GNU Aspell 0.60.8 has a heap-based buffer overflow in acommon::ObjStack::dup_top (called from acommon::StringMap::add and acommon::Config::lookup_list).
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/aspell | <=0.60.8-2<=0.60.7~20110707-6<=0.60.7~20110707-3 | 0.60.8-3 0.60.7~20110707-6+deb10u1 |
| GNU Aspell | =0.60.8 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Fedoraproject Fedora | =34 | |
| debian/aspell | 0.60.7~20110707-6+deb10u1 0.60.8-3 0.60.8-4 0.60.8.1-1 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2019-25051
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/aspell/OSV-2020-521.yaml
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18462
- https://github.com/gnuaspell/aspell/commit/0718b375425aad8e54e1150313b862e4c6fd324a
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-25051
- https://security-tracker.debian.org/tracker/CVE-2019-17544
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=991307
- https://lists.debian.org/debian-lts-announce/2021/07/msg00021.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H7E4EI7F6TVN7K6XWU6HSANMCOKKEREE/
- https://www.debian.org/security/2021/dsa-4948
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H7E4EI7F6TVN7K6XWU6HSANMCOKKEREE/
Frequently Asked Questions
What is CVE-2019-25051?
CVE-2019-25051 is a vulnerability in GNU Aspell 0.60.8 that allows a heap-based buffer overflow in acommon::ObjStack::dup_top.
What is the severity rating of CVE-2019-25051?
CVE-2019-25051 has a severity rating of 7.8 (high).
How does CVE-2019-25051 affect GNU Aspell?
CVE-2019-25051 affects GNU Aspell 0.60.8 by allowing a heap-based buffer overflow in acommon::ObjStack::dup_top, which can be triggered from acommon::StringMap::add and acommon::Config::lookup_list.
Which software versions are affected by CVE-2019-25051?
CVE-2019-25051 affects GNU Aspell 0.60.8, Debian Debian Linux 9.0 and 10.0, and Fedora 34.
How can I fix the vulnerability CVE-2019-25051 in GNU Aspell?
To fix CVE-2019-25051 in GNU Aspell, you should update to one of the following versions: 0.60.7~20110707-6+deb10u1, 0.60.8-3, 0.60.8-4, 0.60.8-6.
- collector/debian-bugs
- alias/CVE-2019-25051
- collector/nvd-index
- collector/security-tracker-debian
- agent/references
- agent/weakness
- agent/severity
- agent/author
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- agent/softwarecombine
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