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Bug 882393 (CVE-2022-4087) - sys-firmware/ipxe: padding oracle attack vulnerability
Summary: sys-firmware/ipxe: padding oracle attack vulnerability
Status: CONFIRMED
Alias: CVE-2022-4087
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor (vote)
Assignee: Gentoo Security
URL:
Whiteboard: B4 [upstream/ebuild]
Keywords:
Depends on:
Blocks:
 
Reported: 2022-11-21 16:58 UTC by John Helmert III
Modified: 2022-11-21 16:58 UTC (History)
2 users (show)

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Package list:
Runtime testing required: ---


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Description John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-11-21 16:58:20 UTC
CVE-2022-4087:

A vulnerability was found in iPXE. It has been declared as problematic. This vulnerability affects the function tls_new_ciphertext of the file src/net/tls.c of the component TLS. The manipulation of the argument pad_len leads to information exposure through discrepancy. The name of the patch is 186306d6199096b7a7c4b4574d4be8cdb8426729. It is recommended to apply a patch to fix this issue. VDB-214054 is the identifier assigned to this vulnerability.

Patch (unreleased): https://github.com/ipxe/ipxe/commit/186306d6199096b7a7c4b4574d4be8cdb8426729