| Name | CVE-2023-26555 |
| Description | praecis_parse in ntpd/refclock_palisade.c in NTP 4.2.8p15 has an out-of-bounds write. Any attack method would be complex, e.g., with a manipulated GPS receiver. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | ELA-1270-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ntp (PTS) | jessie, jessie (lts) | 1:4.2.6.p5+dfsg-7+deb8u3 | vulnerable |
| stretch | 1:4.2.8p10+dfsg-3+deb9u2 | vulnerable |
| buster, buster (lts) | 1:4.2.8p12+dfsg-4+deb10u1 | fixed |
| bullseye | 1:4.2.8p15+dfsg-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| ntp | source | buster | 1:4.2.8p12+dfsg-4+deb10u1 | | ELA-1270-1 | |
| ntp | source | (unstable) | (unfixed) | | | |
Notes
[bullseye] - ntp <no-dsa> (Minor issue; affects only the clock driver for the Trimble Palisade GPS timing receiver)
[buster] - ntp <no-dsa> (Minor issue; affects only the clock driver for the Trimble Palisade GPS timing receiver)
https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26555
https://www.ntp.org/support/securitynotice/ntpbug3807/
[stretch] - ntp <no-dsa> (Minor issue; affects only the clock driver for the Trimble Palisade GPS timing receiver)
[jessie] - ntp <no-dsa> (Minor issue; affects only the clock driver for the Trimble Palisade GPS timing receiver)