
CVE catalog
CVE-2026-48913
Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted. This issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.
- Severity
- High · CVSS 7.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.48% · Oct 25, 2026
Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted. This issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.
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 | apache2 | sid | 2.4.69-1 | fixed |
| Debian | apache2 | forky | 2.4.69-1 | fixed |
| Debian | apache2 | trixie | 2.4.68-1~deb13u1 | fixed |
| Debian | apache2 | trixie-security | 2.4.69-1~deb13u1 | fixed |
| Debian | apache2 | bookworm | 2.4.68-1~deb12u1 | fixed |
| Debian | apache2 | bookworm-security | 2.4.67-1~deb12u3 | vulnerable |
| Cpe | apache2 | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | apache2-bin | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | apache2-data | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | apache2-dev | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | apache2-doc | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | apache2-ssl-dev | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | apache2-suexec-custom | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | apache2-suexec-pristine | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | apache2-utils | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | libapache2-mod-md | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | libapache2-mod-proxy-uwsgi | Not reported | 2.4.58-1ubuntu8.15 | fixed |
| Cpe | http_server | Not reported | 2.4.68 | fixed |
| Cpe | apache2 | Not reported | 2.4.68-1~deb12u1 | fixed |
| Alpine | apache2 | 3.21 | 2.4.68-r0 | fixed |
| Alpine | apache2 | 3.22 | 2.4.68-r0 | fixed |
| Alpine | apache2 | 3.23 | 2.4.68-r0 | fixed |
| Alpine | apache2 | 3.24 | 2.4.68-r0 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | apache2 | source | sid | 2.4.68-1 | not yet assigned | Not reported | [1139340] |
| Debian | apache2 | source | forky | 2.4.68-1 | not yet assigned | Not reported | [1139340] |
| Debian | apache2 | source | trixie | 2.4.68-1~deb13u1 | not yet assigned | Not reported | [1139340] |
| Debian | apache2 | source | bookworm | 2.4.68-1~deb12u1 | not yet assigned | Not reported | [1139340] |
| Cpe | apache2 | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | apache2-bin | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | apache2-data | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | apache2-dev | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | apache2-doc | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | apache2-ssl-dev | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | apache2-suexec-custom | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | apache2-suexec-pristine | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | apache2-utils | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | libapache2-mod-md | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | libapache2-mod-proxy-uwsgi | cpe | Not reported | 2.4.58-1ubuntu8.15 | Not reported | Not reported | Not reported |
| Cpe | http_server | cpe | Not reported | 2.4.68 | Not reported | Not reported | Not reported |
| Cpe | apache2 | cpe | Not reported | 2.4.68-1~deb12u1 | Not reported | Not reported | Not reported |
| Alpine | apache2 | apk | 3.21 | 2.4.68-r0 | Not reported | ALPINE-CVE-2026-48913 | Not reported |
| Alpine | apache2 | apk | 3.22 | 2.4.68-r0 | Not reported | ALPINE-CVE-2026-48913 | Not reported |
| Alpine | apache2 | apk | 3.23 | 2.4.68-r0 | Not reported | ALPINE-CVE-2026-48913 | Not reported |
| Alpine | apache2 | apk | 3.24 | 2.4.68-r0 | Not reported | ALPINE-CVE-2026-48913 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [apache2]Affected
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [apache2-bin]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [apache2-data]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· all · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· all · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· all · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· all · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [apache2-dev]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [apache2-doc]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· all · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· all · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· all · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· all · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [apache2-ssl-dev]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [apache2-suexec-custom]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [apache2-suexec-pristine]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [apache2-utils]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [libapache2-mod-md]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
- [libapache2-mod-proxy-uwsgi]Affected
Source package: [apache2]
Details (4)
2.4.68-1~deb12u1· amd64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.68-1~deb12u1· arm64 · bookwormFixed · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· amd64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
2.4.67-1~deb12u3· arm64 · bookworm-securityAffected · Fixed:
2.4.68-1~deb12u1nvd · apache2 · debian · bookworm; nvd · apache2 · debian · 12
[Debian 13 (Trixie)]
- [apache2]Affected
Details (5)
2.4.68-1~deb13u1· amd64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· arm64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· amd64 · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· arm64 · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· amd64 · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
- [apache2-bin]Affected
Source package: [apache2]
Details (5)
2.4.68-1~deb13u1· amd64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· arm64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· amd64 · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· arm64 · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· amd64 · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
- [apache2-data]Affected
Source package: [apache2]
Details (5)
2.4.68-1~deb13u1· all · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· all · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· all · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· all · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· all · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
- [apache2-dev]Affected
Source package: [apache2]
Details (5)
2.4.68-1~deb13u1· amd64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· arm64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· amd64 · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· arm64 · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· amd64 · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
- [apache2-doc]Affected
Source package: [apache2]
Details (5)
2.4.68-1~deb13u1· all · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· all · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· all · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· all · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· all · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
- [apache2-ssl-dev]Affected
Source package: [apache2]
Details (5)
2.4.68-1~deb13u1· amd64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· arm64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· amd64 · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· arm64 · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· amd64 · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
- [apache2-suexec-custom]Affected
Source package: [apache2]
Details (5)
2.4.68-1~deb13u1· amd64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· arm64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· amd64 · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· arm64 · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· amd64 · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
- [apache2-suexec-pristine]Affected
Source package: [apache2]
Details (5)
2.4.68-1~deb13u1· amd64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· arm64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· amd64 · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· arm64 · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· amd64 · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
- [apache2-utils]Affected
Source package: [apache2]
Details (5)
2.4.68-1~deb13u1· amd64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.68-1~deb13u1· arm64 · trixieFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· amd64 · trixie-security · Historical versionAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.67-1~deb13u3· arm64 · trixie-securityAffected · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
2.4.69-1~deb13u1· amd64 · trixie-securityFixed · Fixed:
2.4.68-1~deb13u1nvd · apache2 · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2026_2686-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-48913]
- [https://osv.dev/vulnerability/ALPINE-CVE-2026-48913]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-48913]
- [https://security-tracker.debian.org/tracker/CVE-2026-48913]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-48913.json]
- [https://ubuntu.com/security/notices/USN-8516-1]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2455.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]