CVE-2021-28877

In the standard library in Rust before 1.51.0, the Zip implementation calls __iterator_get_unchecked() for the same index more than once when nested. This bug can lead to a memory safety violation due to an unmet safety requirement for the TrustedRandomAccess trait.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 65%
VendorProductVersion
rust-langrust
𝑥
< 1.51.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
rustc
bullseye
no-dsa
buster
no-dsa
stretch
no-dsa
bookworm
1.63.0+dfsg1-2
fixed
sid
1.82.0+dfsg1-2
fixed
trixie
1.82.0+dfsg1-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
rustc
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
ignored
jammy
not-affected
impish
ignored
hirsute
ignored
groovy
ignored
focal
Fixed 1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2
released
bionic
not-affected
xenial
needed
trusty
needed
Common Weakness Enumeration
References
https://github.com/rust-lang/rust/pull/80670
https://security.gentoo.org/glsa/202210-09
https://github.com/rust-lang/rust/pull/80670
https://security.gentoo.org/glsa/202210-09