QID 352538

Date Published: 2021-08-11

QID 352538: Amazon Linux Security Advisory for golang: AL2012-2021-342

Package updates are available for amazon linux that fix the following vulnerabilities:
cve-2021-31525: a vulnerability was found in net/http of the go standard library when parsing very large http header values, causing a crash and subsequent denial of service.
This vulnerability affects both clients and servers written in go, however servers are only vulnerable if the default 1 mb value for maxheaderbytes is increased.
1958341: cve-2021-31525 golang: net/http: panic in readrequest and readresponse when reading a very large header

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Allows unauthorized disclosure of information; allows unauthorized modification; allows disruption of service.

CVSS V3 rated as Medium - 5.9 severity.

CVSS V2 rated as Low - 2.6 severity.

Solution

Administrators are advised to apply the appropriate software updates.

Vendor References

CVEs related to QID 352538

CVE-2021-31525 |

Software Advisories

Advisory ID	Software	Component	Link
AL2012-2021-342	Amazon Linux Bare Metal		docs.aws.amazon.com/AWSEC2/latest/UserGuide/install-updates.html

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