CLSA-2021-1635459129

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Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2021-1635459129
Upstream
Published
2021-10-28T22:12:09Z
Modified
2026-06-04T10:03:27.954632445Z
Summary
Fix CVE(s): CVE-2021-26690, CVE-2021-26691, CVE-2021-30641, CVE-2020-35452
Details
  • SECURITY UPDATE: Unexpected URL matching with 'MergeSlashes OFF'
    • debian/patches/CVE-2021-30641.patch: legacy default slash-matching behavior with 'MergeSlashes OFF'.
    • CVE-2021-30641
  • SECURITY UPDATE: heap overflow in mod_session
    • debian/patches/CVE-2021-26691.patch: A specially crafted SessionHeader sent by an origin server could cause a heap overflow.
    • CVE-2021-26691
  • SECURITY UPDATE: NULL pointer dereference in modsession
    • debian/patches/CVE-2021-26690.patch: A specially crafted Cookie header handled by modsession can cause a NULL pointer dereference and crash, leading to a possible Denial Of Service.
    • CVE-2021-26690
  • SECURITY UPDATE: modauthdigest possible stack overflow by one nul byte
    • debian/patches/CVE-2020-35452.patch: A specially crafted Digest nonce can cause a stack overflow in modauthdigest.
    • CVE-2020-35452
References

Affected packages

TuxCare:Ubuntu:16.04
apache2

Package

Name
apache2
Purl
pkg:deb/tuxcare/apache2?distro=ubuntu-16.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.18

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json"
apache2-bin

Package

Name
apache2-bin
Purl
pkg:deb/tuxcare/apache2-bin?distro=ubuntu-16.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.18

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json"
apache2-data

Package

Name
apache2-data
Purl
pkg:deb/tuxcare/apache2-data?distro=ubuntu-16.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.18

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json"
apache2-dev

Package

Name
apache2-dev
Purl
pkg:deb/tuxcare/apache2-dev?distro=ubuntu-16.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.18

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json"
apache2-doc

Package

Name
apache2-doc
Purl
pkg:deb/tuxcare/apache2-doc?distro=ubuntu-16.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.18

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json"
apache2-suexec-custom

Package

Name
apache2-suexec-custom
Purl
pkg:deb/tuxcare/apache2-suexec-custom?distro=ubuntu-16.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.18

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json"
apache2-suexec-pristine

Package

Name
apache2-suexec-pristine
Purl
pkg:deb/tuxcare/apache2-suexec-pristine?distro=ubuntu-16.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.18

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json"
apache2-utils

Package

Name
apache2-utils
Purl
pkg:deb/tuxcare/apache2-utils?distro=ubuntu-16.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.18

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2021-1635459129.json"