CVE catalog

CVE-2025-0577

glibc: CVE-2025-0577

Severity: Medium · CVSS 4.8CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Published: Jan 23, 2025, 10:40:05 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.25% · Oct 25, 2026

An insufficient entropy vulnerability was found in glibc. The getrandom and arc4random family of functions may return predictable randomness if these functions are called again after the fork, which happens concurrently with a call to any of these functions.

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	glibc	sid	`2.43-7`	not affected
Debian	glibc	forky	`2.43-7`	not affected
Debian	glibc	trixie	`2.41-12+deb13u4`	not affected
Debian	glibc	bookworm	`2.36-9+deb12u14`	not affected
Debian	glibc	bookworm-security	`2.36-9+deb12u7`	not affected

Fixed-version evidence

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

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[glibc-doc]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[glibc-source]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6-dbg]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6-dev]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6-dev-i386]Not affected
Source package: [glibc]
Details (2)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6-dev-x32]Not affected
Source package: [glibc]
Details (2)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6-i386]Not affected
Source package: [glibc]
Details (2)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6-x32]Not affected
Source package: [glibc]
Details (2)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc-bin]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc-dev-bin]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc-devtools]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc-l10n]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[locales]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[locales-all]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[nscd]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm

Observed: Oct 26, 2026, 11:23:39 PM UTC

References

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