CVE-2021-20294
published 2021-04-29CVE-2021-20294: A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack…
PriorityP345high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
3.41%
87.5th percentile
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | binutils | < binutils 2.35.2-1 (bookworm) | binutils 2.35.2-1 (bookworm) |
| gnu | binutils | — | — |
| gnu | binutils | >= 0 < 2.35.2-1 | 2.35.2-1 |
| gnu | binutils | >= 0 < 2.35.2-1 | 2.35.2-1 |
| gnu | binutils | >= 0 < 2.35.2-1 | 2.35.2-1 |
| gnu | binutils | >= 0 < 2.35.2-1 | 2.35.2-1 |
| gnu | binutils | >= 2.35 < 2.35.2 | 2.35.2 |
| msrc | cbl_mariner_1.0_arm | — | — |
| msrc | cbl_mariner_1.0_x64 | — | — |
| msrc | cm1_binutils_2.36.1-1_on_cbl_mariner_1.0 | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
osv7.8HIGH
vendor_debian7.8LOW
vendor_msrc7.8HIGH
vendor_redhat7.8HIGH
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GHSA
GHSA-rrj7-qm3x-w26v: A flaw was found in binutils readelf 2
ghsa_unreviewed·2022-05-24
CVE-2021-20294 [HIGH] CWE-119 GHSA-rrj7-qm3x-w26v: A flaw was found in binutils readelf 2
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
OSV
CVE-2021-20294: A flaw was found in binutils readelf 2
osv·2021-04-29·CVSS 7.8
CVE-2021-20294 [HIGH] CVE-2021-20294: A flaw was found in binutils readelf 2
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
Microsoft
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow out-of-bounds write of arbitr
vendor_msrc·2021-04-13·CVSS 7.8
CVE-2021-20294 [HIGH] CWE-787 A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow out-of-bounds write of arbitr
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality integrity and availability.
FAQ: Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability?
One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the most recent and most secure versions of the open source libraries with which the distro is composed. Microsoft is committed to transparency in this work which is why we began publishing CSAF/VEX in Octob
Debian
CVE-2021-20294: binutils - A flaw was found in binutils readelf 2.35 program. An attacker who is able to co...
vendor_debian·2021·CVSS 7.8
CVE-2021-20294 [HIGH] CVE-2021-20294: binutils - A flaw was found in binutils readelf 2.35 program. An attacker who is able to co...
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
Scope: local
bookworm: resolved (fixed in 2.35.2-1)
bullseye: resolved (fixed in 2.35.2-1)
forky: resolved (fixed in 2.35.2-1)
sid: resolved (fixed in 2.35.2-1)
trixie: resolved (fixed in 2.35.2-1)
Red Hat
binutils: stack buffer overflow WRITE may lead to a DoS via a crafted ELF
vendor_redhat·2020-11-21·CVSS 7.8
CVE-2021-20294 [HIGH] CWE-787 binutils: stack buffer overflow WRITE may lead to a DoS via a crafted ELF
binutils: stack buffer overflow WRITE may lead to a DoS via a crafted ELF
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
A flaw was found in binutils' readelf program. An attacker who is able to convince a victim using readelf to read a crafted file, could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
Statement: The issue is classified as moderate severity primarily because binutils is
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://bugzilla.redhat.com/show_bug.cgi?id=1943533https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3Ehttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3Ehttps://security.gentoo.org/glsa/202208-30https://sourceware.org/bugzilla/show_bug.cgi?id=26929https://sourceware.org/git/?p=binutils-gdb.git%3Ba=patch%3Bh=372dd157272e0674d13372655cc60eaca9c06926https://bugzilla.redhat.com/show_bug.cgi?id=1943533https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3Ehttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3Ehttps://security.gentoo.org/glsa/202208-30https://sourceware.org/bugzilla/show_bug.cgi?id=26929https://sourceware.org/git/?p=binutils-gdb.git%3Ba=patch%3Bh=372dd157272e0674d13372655cc60eaca9c06926
2021-04-29
Published