CVE-2022-40674
Published: August 31, 2023Last modified: August 31, 2023
Description
libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.1 |
| Attack Vector | NETWORK |
| Attack complexity | HIGH |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | expat | Not affected (2.5.0-r0) |
| Stream | expat | Not affected (2.5.0-r2) |
References
- https://github.com/libexpat/libexpat/pull/629
- https://github.com/libexpat/libexpat/pull/640
- https://lists.debian.org/debian-lts-announce/2022/09/msg00029.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GSVZN3IJ6OCPSJL7AEX3ZHSHAHFOGESK/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J2IGJNHFV53PYST7VQV3T4NHVYAMXA36/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LQB6FJAM5YQ35SF5B2MN25Y2FX56EOEZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WE2ZKEPGFCZ7R6DRVH3K6RBJPT42ZBEG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XCGBVQQ47URGJAZWHCISHDWF6QBTV2LE/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/GSVZN3IJ6OCPSJL7AEX3ZHSHAHFOGESK/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/J2IGJNHFV53PYST7VQV3T4NHVYAMXA36/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/LQB6FJAM5YQ35SF5B2MN25Y2FX56EOEZ/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/WE2ZKEPGFCZ7R6DRVH3K6RBJPT42ZBEG/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/XCGBVQQ47URGJAZWHCISHDWF6QBTV2LE/
- https://security.gentoo.org/glsa/202209-24
- https://security.gentoo.org/glsa/202211-06
- https://security.netapp.com/advisory/ntap-20221028-0008/
- https://www.debian.org/security/2022/dsa-5236