CVE catalog

CVE-2017-0375

tor: CVE-2017-0375

Severity: High · CVSS 7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: Jun 15, 2024, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 2.61% · Oct 25, 2026

The hidden-service feature in Tor before 0.3.0.8 allows a denial of service (assertion failure and daemon exit) in the relay_send_end_cell_from_edge_ function via a malformed BEGIN cell.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	tor	sid	`0.4.9.14-1`	not affected
Debian	tor	forky	`0.4.9.14-1`	not affected
Debian	tor	trixie	`0.4.9.11-0+deb13u1`	not affected
Debian	tor	trixie-security	`0.4.9.14-0+deb13u1`	not affected
Debian	tor	bookworm	`0.4.9.11-0+deb12u1`	not affected
Debian	tor	bookworm-security	`0.4.9.11-0+deb12u1`	not affected

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	tor	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	tor	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	tor	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	tor	source	bookworm	`Not affected`	unimportant	Not reported	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[tor]Unknown
Details (6)
- 0.4.9.11-0+deb12u1 · amd64 · bookworm
  Not affected
  dsa · tor · debian · bookworm
- 0.4.9.11-0+deb12u1 · arm64 · bookworm
  Not affected
  dsa · tor · debian · bookworm
- 0.4.8.14-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  dsa · tor · debian · bookworm
- 0.4.8.14-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  dsa · tor · debian · bookworm
- 0.4.9.11-0+deb12u1 · amd64 · bookworm-security
  Not affected
  dsa · tor · debian · bookworm
- 0.4.9.11-0+deb12u1 · arm64 · bookworm-security
  Not affected
  dsa · tor · debian · bookworm
[tor-geoipdb]Unknown
Source package: [tor]
Details (6)
- 0.4.9.11-0+deb12u1 · all · bookworm
  Not affected
  dsa · tor · debian · bookworm
- 0.4.9.11-0+deb12u1 · all · bookworm
  Not affected
  dsa · tor · debian · bookworm
- 0.4.8.14-1~bpo12+1 · all · bookworm-backports
  Not affected
  dsa · tor · debian · bookworm
- 0.4.8.14-1~bpo12+1 · all · bookworm-backports
  Not affected
  dsa · tor · debian · bookworm
- 0.4.9.11-0+deb12u1 · all · bookworm-security
  Not affected
  dsa · tor · debian · bookworm
- 0.4.9.11-0+deb12u1 · all · bookworm-security
  Not affected
  dsa · tor · debian · bookworm

Observed: Oct 27, 2026, 3:32:01 AM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [SUSE security advisories and VEX]