| Name | CVE-2018-1000052 |
| Description | fmtlib version prior to version 4.1.0 (before commit 0555cea5fc0bf890afe0071a558e44625a34ba85) contains a Memory corruption (SIGSEGV), CWE-134 vulnerability in fmt::print() library function that can result in Denial of Service. This attack appear to be exploitable via Specifying an invalid format specifier in the fmt::print() function results in a SIGSEGV (memory corruption, invalid write). This vulnerability appears to have been fixed in after commit 8cf30aa2be256eba07bb1cefb998c52326e846e7. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 890033 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| fmtlib (PTS) | buster | 5.2.1+ds-2 | fixed |
| bullseye | 7.1.3+ds1-5 | fixed |
| sid, trixie, bookworm | 9.1.0+ds1-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| fmtlib | source | (unstable) | 5.2.1+ds-1 | unimportant | | 890033 |
Notes
https://github.com/fmtlib/fmt/issues/642
https://github.com/fmtlib/fmt/commit/8cf30aa2be256eba07bb1cefb998c52326e846e7
This looks bogus, how would that come from untrusted input