CVE-2023-0662

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, excessive number of parts in HTTP form upload can cause high resource consumption and excessive number of log entries. This can cause denial of service on the affected server by exhausting CPU resources or disk space.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
php5	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Ignored end of ESM support, was needed
php7.0	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Fixed 7.0.33-0ubuntu0.16.04.16+esm5 Ubuntu Pro
	14.04 LTS trusty	Not in release
php7.2	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Fixed 7.2.24-0ubuntu0.18.04.17
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
php7.4	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	20.04 LTS focal	Fixed 7.4.3-4ubuntu2.18
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
php8.1	24.10 oracular	Not in release
	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Fixed 8.1.12-1ubuntu4
	22.10 kinetic	Fixed 8.1.7-1ubuntu3.3
	22.04 LTS jammy	Fixed 8.1.2-1ubuntu2.11
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
php8.1	Upstream: 716de0c Upstream: e45850c

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Cvss 3 Severity Score

Status

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Patch details

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references