CVE-2016-4491

The d_print_comp function in cp-demangle.c in libiberty allows remote attackers to cause a denial of service (segmentation fault and crash) via a crafted binary, which triggers infinite recursion and a buffer overflow, related to a node having "itself as ancestor more than once."

Status

Show unmaintained releases

Package	Ubuntu Release	Status
binutils	24.10 oracular	Not affected
	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	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	Not affected
	17.04 zesty	Ignored end of life
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 2.26.1-1ubuntu1~16.04.8+esm1 Ubuntu Pro
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Ignored end of ESM support, was needs-triage
	12.04 LTS precise	Ignored end of life
binutils-h8300-hms	24.10 oracular	Vulnerable
	24.04 LTS noble	Vulnerable
	23.10 mantic	Ignored end of life, was needed
	23.04 lunar	Ignored end of life, was needed
	22.10 kinetic	Ignored end of life, was needed
	22.04 LTS jammy	Vulnerable
	21.10 impish	Ignored end of life
	21.04 hirsute	Ignored end of life
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Vulnerable
	19.10 eoan	Ignored end of life
	19.04 disco	Ignored end of life
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Vulnerable
	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	Vulnerable
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life
gcc-arm-none-eabi	24.10 oracular	Not affected
	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	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	Ignored end of life
	18.04 LTS bionic	Vulnerable
	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	Vulnerable
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release
gcc-h8300-hms	24.10 oracular	Vulnerable
	24.04 LTS noble	Vulnerable
	23.10 mantic	Ignored end of life, was needed
	23.04 lunar	Ignored end of life, was needed
	22.10 kinetic	Ignored end of life, was needed
	22.04 LTS jammy	Vulnerable
	21.10 impish	Ignored end of life
	21.04 hirsute	Ignored end of life
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Vulnerable
	19.10 eoan	Ignored end of life
	19.04 disco	Ignored end of life
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Vulnerable
	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	Vulnerable
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life
gccxml	24.10 oracular	Not in release
	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	21.04 hirsute	Not in release
	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	19.10 eoan	Not in release
	19.04 disco	Not in release
	18.10 cosmic	Not in release
	18.04 LTS bionic	Not in release
	17.10 artful	Not in release
	17.04 zesty	Not in release
	16.10 yakkety	Not in release
	16.04 LTS xenial	Vulnerable
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life
gdb	24.10 oracular	Fixed 8.0-0ubuntu3
	24.04 LTS noble	Fixed 8.0-0ubuntu3
	23.10 mantic	Fixed 8.0-0ubuntu3
	23.04 lunar	Fixed 8.0-0ubuntu3
	22.10 kinetic	Fixed 8.0-0ubuntu3
	22.04 LTS jammy	Fixed 8.0-0ubuntu3
	21.10 impish	Fixed 8.0-0ubuntu3
	21.04 hirsute	Fixed 8.0-0ubuntu3
	20.10 groovy	Fixed 8.0-0ubuntu3
	20.04 LTS focal	Fixed 8.0-0ubuntu3
	19.10 eoan	Fixed 8.0-0ubuntu3
	19.04 disco	Fixed 8.0-0ubuntu3
	18.10 cosmic	Fixed 8.0-0ubuntu3
	18.04 LTS bionic	Fixed 8.0-0ubuntu3
	17.10 artful	Fixed 8.0-0ubuntu3
	17.04 zesty	Fixed 7.12.50.20170314-0ubuntu1.1
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 7.11.1-0ubuntu1~16.5
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Fixed 7.7.1-0ubuntu5~14.04.3
	12.04 LTS precise	Ignored end of life
ht	24.10 oracular	Not affected
	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	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	Vulnerable
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life
libiberty	24.10 oracular	Not affected
	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	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	Not affected
	17.04 zesty	Fixed 20161220-1ubuntu0.2
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 20160215-1ubuntu0.2
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Fixed 20131116-1ubuntu0.2
	12.04 LTS precise	Not in release
nescc	24.10 oracular	Not in release
	24.04 LTS noble	Not in release
	23.10 mantic	Ignored end of life, was needed
	23.04 lunar	Ignored end of life, was needed
	22.10 kinetic	Ignored end of life, was needed
	22.04 LTS jammy	Vulnerable
	21.10 impish	Ignored end of life
	21.04 hirsute	Ignored end of life
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Vulnerable
	19.10 eoan	Ignored end of life
	19.04 disco	Ignored end of life
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Vulnerable
	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	Vulnerable
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release
sdcc	24.10 oracular	Not affected
	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	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	Ignored end of life
	18.04 LTS bionic	Vulnerable
	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	Vulnerable
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life
valgrind	24.10 oracular	Fixed 1:3.12.0-1.1ubuntu2
	24.04 LTS noble	Fixed 1:3.12.0-1.1ubuntu2
	23.10 mantic	Fixed 1:3.12.0-1.1ubuntu2
	23.04 lunar	Fixed 1:3.12.0-1.1ubuntu2
	22.10 kinetic	Fixed 1:3.12.0-1.1ubuntu2
	22.04 LTS jammy	Fixed 1:3.12.0-1.1ubuntu2
	21.10 impish	Fixed 1:3.12.0-1.1ubuntu2
	21.04 hirsute	Fixed 1:3.12.0-1.1ubuntu2
	20.10 groovy	Fixed 1:3.12.0-1.1ubuntu2
	20.04 LTS focal	Fixed 1:3.12.0-1.1ubuntu2
	19.10 eoan	Fixed 1:3.12.0-1.1ubuntu2
	19.04 disco	Fixed 1:3.12.0-1.1ubuntu2
	18.10 cosmic	Fixed 1:3.12.0-1.1ubuntu2
	18.04 LTS bionic	Fixed 1:3.12.0-1.1ubuntu2
	17.10 artful	Fixed 1:3.12.0-1.1ubuntu2
	17.04 zesty	Fixed 1:3.12.0-1ubuntu1.1
	16.10 yakkety	Fixed 1:3.12.0~svn20160714-1ubuntu2.1
	16.04 LTS xenial	Fixed 1:3.11.0-1ubuntu4.2
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Fixed 1:3.10.1-1ubuntu3~14.5
	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
binutils	Upstream: https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=c793cac124dd2eb34042f2e43abb099a26e34cb0 Upstream: https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=b9da89d161e3903faa335f444af2bf05e40f926e Upstream: https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=2d3392bd42e16b5c8894c357f250dbde245e96fe
libiberty	Upstream: https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=a664c62cf916d036dba3d25973e5bb92c523536e Upstream: https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=cb987b84fd492260ef448988dec9f3fe377c4e23 Upstream: https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=b4cd77b1236a743dd5d94bc210534856a12e6efe

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-3337-1
Valgrind vulnerabilities
21 June 2017

USN-3367-1
gdb vulnerabilities
26 July 2017

USN-3368-1
libiberty vulnerabilities
26 July 2017

USN-4336-2
GNU binutils vulnerabilities
21 July 2021