Medium severity5.5NVD Advisory· Published Jan 14, 2022· Updated Jun 17, 2026

CVE-2021-46195

Description

GCC v12.0 was discovered to contain an uncontrolled recursion via the component libiberty/rust-demangle.c. This vulnerability allows attackers to cause a Denial of Service (DoS) by consuming excessive CPU and memory resources.

Affected products

GNU/Gcc2 versions
cpe:2.3:a:gnu:gcc:12.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:gnu:gcc:12.0:*:*:*:*:*:*:*
- (no CPE)range: <12.0
Gcc/Gcccpe-rescue
osv-coords85 versions
pkg:rpm/almalinux/mingw32-cpp pkg:rpm/almalinux/mingw32-gcc pkg:rpm/almalinux/mingw32-gcc-c%2B%2B pkg:rpm/almalinux/mingw32-libgcc pkg:rpm/almalinux/mingw64-cpp pkg:rpm/almalinux/mingw64-gcc pkg:rpm/almalinux/mingw64-gcc-c%2B%2B pkg:rpm/almalinux/mingw64-libgcc pkg:rpm/opensuse/binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/binutils&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/cross-aarch64-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-aarch64-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-arm-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-arm-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-avr-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-avr-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-epiphany-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-epiphany-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-hppa-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-hppa-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-hppa64-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-hppa64-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-i386-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-i386-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-ia64-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-ia64-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-m68k-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-m68k-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-mips-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-mips-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-ppc-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-ppc-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-ppc64-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-ppc64-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-ppc64le-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-ppc64le-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-riscv64-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-riscv64-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-rx-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-rx-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-s390-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-s390-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-s390x-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-s390x-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-sparc-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-sparc-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-sparc64-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-sparc64-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-spu-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-spu-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/cross-x86_64-binutils&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/cross-x86_64-binutils&distro=openSUSE%20Leap%2015.4 pkg:rpm/suse/binutils&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/suse/binutils&distro=SUSE%20Enterprise%20Storage%207 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOS pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP4 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP4 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSS pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCL pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/binutils&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5 pkg:rpm/suse/binutils&distro=SUSE%20Manager%20Proxy%204.1 pkg:rpm/suse/binutils&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1 pkg:rpm/suse/binutils&distro=SUSE%20Manager%20Server%204.1 pkg:rpm/suse/binutils&distro=SUSE%20OpenStack%20Cloud%209 pkg:rpm/suse/binutils&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209 pkg:rpm/suse/cross-ppc-binutils&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5 pkg:rpm/suse/cross-spu-binutils&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5
< 12.0.1-11.2.el9+ 84 more
- (no CPE)range: < 12.0.1-11.2.el9
- (no CPE)range: < 12.0.1-11.2.el9
- (no CPE)range: < 12.0.1-11.2.el9
- (no CPE)range: < 12.0.1-11.2.el9
- (no CPE)range: < 12.0.1-11.2.el9
- (no CPE)range: < 12.0.1-11.2.el9
- (no CPE)range: < 12.0.1-11.2.el9
- (no CPE)range: < 12.0.1-11.2.el9
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-2.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-150100.7.40.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-9.50.1
- (no CPE)range: < 2.39-9.50.1

cvss	0.358
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

CVE-2021-46195

Description

Affected products

Patches

Vulnerability mechanics

References

News mentions