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CVE-2022-34480

Status Candidate

Overview

Within the <code>lg_init()</code> function, if several allocations succeed but then one fails, an uninitialized pointer would have been freed despite never being allocated. This vulnerability affects Firefox < 102.

Related Files

Ubuntu Security Notice USN-5872-1
Posted Feb 15, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5872-1 - Tavis Ormandy discovered that NSS incorrectly handled an empty pkcs7 sequence. A remote attacker could possibly use this issue to cause NSS to crash, resulting in a denial of service. Ronald Crane discovered that NSS incorrectly handled certain memory operations. A remote attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly execute arbitrary code.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2022-22747, CVE-2022-34480
SHA-256 | de3eb59d3c62619fa7c1f1b9d8e86595187b3ae424b2453806af525f6ce5427e
Ubuntu Security Notice USN-5506-1
Posted Jul 11, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5506-1 - Tavis Ormandy discovered that NSS incorrectly handled an empty pkcs7 sequence. A remote attacker could possibly use this issue to cause NSS to crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 21.10. Ronald Crane discovered that NSS incorrectly handled certain memory operations. A remote attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly execute arbitrary code.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2022-22747, CVE-2022-34480
SHA-256 | bfd2a41a0a3fe43a7c0be6e78b0d2c1b21e1b6247f193100dbc3cc678fe8f02f
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