CVE-2016-8859

Multiple integer overflows in the TRE library and musl libc allow attackers to cause memory corruption via a large number of (1) states or (2) tags, which triggers an out-of-bounds write.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
musl	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Not affected
	20.10 groovy	Not affected
	20.04 LTS focal	Not affected
	19.10 eoan	Not affected
	19.04 disco	Not affected
	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	17.10 artful	Ignored end of life
	17.04 zesty	Ignored end of life
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 1.1.9-1ubuntu0.1~esm2 Ubuntu Pro
	14.04 LTS trusty	Fixed 0.9.15-1ubuntu0.1~esm1 Ubuntu Pro
	12.04 LTS precise	Not in release
tre	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Not affected
	20.10 groovy	Not affected
	20.04 LTS focal	Not affected
	19.10 eoan	Not affected
	19.04 disco	Not affected
	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	17.10 artful	Ignored end of life
	17.04 zesty	Ignored end of life
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 0.8.0-4+deb8u1build0.16.04.1
	14.04 LTS trusty	Fixed 0.8.0-3+deb7u1ubuntu1
	12.04 LTS precise	Ignored end of life

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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
musl	Upstream: http://git.musl-libc.org/cgit/musl/patch/?id=546f6b322bcafa2452925c19f9607d9689c75f95 Upstream: http://git.musl-libc.org/cgit/musl/patch/?id=c3edc06d1e1360f3570db9155d6b318ae0d0f0f7 Upstream: http://git.musl-libc.org/cgit/musl/patch/?id=aee6abb2400b9a955c2b41166db1c22f63ad42ef Upstream: http://git.musl-libc.org/cgit/musl/patch/?id=6582baa752a8facb2c8a7b5b3dcf67331429cdc1

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-4768-1
musl vulnerabilities
15 March 2021