Vulnerabilities > CVE-2021-3826
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 | |
| OS | 3 |
References
- https://gcc.gnu.org/git/?p=gcc.git%3Ba=commit%3Bh=5481040197402be6dfee265bd2ff5a4c88e30505
- https://gcc.gnu.org/git/?p=gcc.git%3Ba=commit%3Bh=5481040197402be6dfee265bd2ff5a4c88e30505
- https://gcc.gnu.org/pipermail/gcc-patches/2021-September/579987
- https://gcc.gnu.org/pipermail/gcc-patches/2021-September/579987
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4MYLS3VR4OPL5ECRWOR4ZHMGXUSCJFZY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4MYLS3VR4OPL5ECRWOR4ZHMGXUSCJFZY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6AKZ2DTS3ATVN5PANNVLKLE5OP4OF25Q/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6AKZ2DTS3ATVN5PANNVLKLE5OP4OF25Q/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7MTEHT3G6YKJ7F7MSGWYSI4UM3XBAYXZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7MTEHT3G6YKJ7F7MSGWYSI4UM3XBAYXZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AXFC74WRZ2Q7F2TSUKPYNIL7ZPBWYI6L/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AXFC74WRZ2Q7F2TSUKPYNIL7ZPBWYI6L/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H424YXGW7OKXS2NCAP35OP6Y4P4AW6VG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H424YXGW7OKXS2NCAP35OP6Y4P4AW6VG/